Prevalence of approximately. Medical search. Frequent questions

5 Because point prevalence reflects the total number of people with a disease at a point in time, prevalence may actually increase even if incidence risk decreases or remains the same for a given illness. (nih.gov)
The overall point prevalence was 1.3 per 1000 children. (hkmj.org)
Point prevalence is the prevalence of disorder at a specific point in time (a month or less). (wikipedia.org)
The relationship between incidence (rate), point prevalence (ratio) and period prevalence (ratio) is easily explained via an analogy with photography. (wikipedia.org)
Point prevalence is akin to a flashlit photograph: what is happening at this instant frozen in time. (wikipedia.org)
Point prevalence is a measure of the proportion of people in a population who have a disease or condition at a particular time, such as a particular date. (wikipedia.org)

The overall prevalence of T2D in Nièna was 7.5% (31/412), and prevalence rates were 8.6% (23/269) and 5.6% (8/143) for females and males, respectively. (nature.com)
According to our study, the overall prevalence of multimorbidity was 6.68%, and the overall prevalence was 14.87% in 2017. (nature.com)

In 2019, approximately 279,000 (0.2%) of men and 131,000 (0.1%) of women had oral cancer. (nih.gov)
U.S. 2019 cancer prevention estimates are based on 2019 cancer prevalence proportions from the SEER 12 areas and the January 1, 2019, U.S. population estimates based on the average of 2018 and 2019 population estimates from the U.S. Bureau of the Census. (nih.gov)

CDC evaluated blood donation screening data col ected by two of Puerto Rico's largest blood centers and estimates 469,321 people in Puerto Rico, approximately 12.9% of the population, were infected with Zika from April-August 2016. (cdc.gov)
Prevalence of IQOS users increased from 0.3% in January-February 2015 to 0.6% in January-February 2016 and up to 3.6% in January-February 2017, while estimated rates of use of other HNB tobacco products remained low in 2017. (bmj.com)
The Canadian population in 2016 was approximately 36 million people. (cdhf.ca)

Other types or secondary forms of diabetes not uncommon occurrence considering the relatively include diabetes or glucose intolerance high prevalence of diabetes in various populations. (nih.gov)
There is a worldwide increase in disease prevalence due to the increasing age of human populations (1). (prweb.com)

Often, a 12-month prevalence (or some other type of "period prevalence") is provided in conjunction with lifetime prevalence. (wikipedia.org)

Period prevalence = (total number of existing cases i.e., new and pre-existing) / (total population at risk during a given time period). (nih.gov)
Period prevalence is similar to incidence rate in that it looks at a time period of interest, rather than a point of time. (nih.gov)
For our HIV example, period prevalence would be the rate of cumulation of new and pre-existing cases of HIV expressed in person-years. (nih.gov)
Period prevalence is analogous to a long exposure (seconds, rather than an instant) photograph: the number of events recorded in the photo whilst the camera shutter was open. (wikipedia.org)

This study used data from the National Insurance Claim for Epidemiology Research (NICER) to calculate the overall incidence, prevalence, geographic and age distribution patterns, health care burden, and multimorbidity patterns for multimorbidity in 2017. (nature.com)
In epidemiology , prevalence is the proportion of a particular population found to be affected by a medical condition (typically a disease or a risk factor such as smoking or seatbelt use) at a specific time. (wikipedia.org)

We also report the prevalence of other CVD risk factors, such as obesity, cholesterol, triglycerides, and HbA1c, and their association with blood pressure. (biomedcentral.com)
Forty-two percent of adults had obesity-or approximately 100 million U.S. adults. (hpnonline.com)
For example, the prevalence of obesity among adults was 19 percent higher in 2018 than in 2009. (hpnonline.com)

In 2020, the World Health Organization reiterated that it is an efficacious prophylactic intervention if carried out by medical professionals under safe conditions in areas of high HIV/AIDS prevalence. (wikipedia.org)
Information on the prevalence of sexual assault by demographic characteristics such as age, sex and ethnicity can be found in Sexual offences victim characteristics, England and Wales: year ending March 2020 . (ons.gov.uk)

The prevalence of HBV surface antigen (HBsAg) and anti-HCV were 2.2% and 1.3% respectively. (who.int)
The prevalence of anti-HCV increased with age, rising gradually after age 30 years, in contrast to a stable prevalence of HBsAg in all age groups 10+ years. (who.int)

CDC used data from population-based birth defects surveillance programs to assess the prevalence of birth defects during 2013-2014 that met the surveil ance case definition for birth defects potential y related to Zika virus infection, before introduction of Zika virus into the United States. (cdc.gov)
Global data on age-specific prevalence of human papillomavirus (HPV) infection in males, especially for oncogenic HPV types 16 and 18, are essential for future efforts to prevent HPV-related diseases, including expanded access to HPV prophylactic vaccines for boys and young men. (nih.gov)
Compared with that in women, HPV prevalence in men seems to peak at slightly older ages and remains constant or decreases slightly with increasing age, suggesting persistent HPV infection or a higher rate of reinfection. (nih.gov)
Force screening for HCV is not currently performed during U.S. Air Force (USAF) Basic Military Training (BMT) although screening is completed for other viral infections (including HIV, hepatitis A, and hepatitis B). As a result, the true prevalence of chronic HCV infection cannot be ascertained in the basic trainee population. (health.mil)
In this study, we have targeted small farms in five New England states to determine parasite prevalence and risks associated with pig infection. (usda.gov)
To determine regional prevalence of infection with Toxoplasma gondii, 1897 pigs from 85 farms in five New England states were tested using a modified agglutination test. (usda.gov)

Incidence and prevalence represent measures of morbidity , or the disease state (illness) of a population, and mortality , or the amount of people who die from a specific disease. (nih.gov)
The racial differences in asthma prevalence, morbidity and mortality are highly correlated with poverty, urban air quality, indoor allergens, lack of patient education and inadequate medical care. (gene.com)
At the same time as the increase in asthma mortality, morbidity from asthma (as measured by hospital admissions) and symptom prevalence in children also increased. (bmj.com)

Using two data sources, we examined interest in HNB tobacco (IQOS, Ploom and glo), its prevalence, predictors of its use and symptoms from exposure to secondhand HNB tobacco aerosol in Japan, where HNB tobacco has been sold since 2014. (bmj.com)
Approximately one in six adults reports having "overactive bladder" symptoms such as urgency, urge incontinence, frequency, or nocturia. (aafp.org)
The prevalence of these symptoms increases with age. (aafp.org)
4 Several studies conducted between 1982 and 1992 that used a standardised question of "wheeze in the previous year" indicate an average 1.5-fold increase in the prevalence of asthma symptoms in children over the decade. (bmj.com)

We didn't find significant differences in the prevalence of COPD in patients with HIV versus those without, but there was something peculiar about the association of HIV with COPD," said Kayongo, an immunology fellow at Makerere and Rutgers universities. (nih.gov)
The researchers found no differences in prevalence related to gender and age. (fhi.no)
Compared with overseas data, the low prevalence of cerebral palsy detected in local children in this investigation may be due to the differences in study design or a genuinely low prevalence. (hkmj.org)

The prevalence is about 1%-2% of all identified include those involving the insulin gene, diabetes. (nih.gov)
Eight million Americans are known to have diabetes, and an approximately equal number have undiagnosed diabetes. (cdc.gov)
The prevalence of diabetes and overweight (one of the major risk factors for diabetes) continues to increase. (cdc.gov)
There is limited recent literature about the prevalence, awareness, and risk factors for type 2 diabetes (T2D) in rural parts of SSWA. (nature.com)
According to the International Diabetes Federation (IDF), approximately 537 million people worldwide have diabetes, and there will be 783 million diabetics worldwide by 2045 1 . (nature.com)
Increased diabetes prevalence poses significant impediments for countries in attaining goals such as those set forth by the United Nations Sustainable Development Goals 5 . (nature.com)
Through the middle of the 1980s, diabetes was considered rare in sub-Saharan Africa, with reported prevalence rates in several countries reportedly less than 1% 11 . (nature.com)
Few recent studies have quantified the prevalence of diabetes in rural African communities, but those conducted have generally shown increased occurrence and low awareness levels. (nature.com)
For instance, a cross-sectional study among adults in 24 communities from Zambia and South Africa reported age-standardized prevalence of diabetes rates of 3.5% and 7.2%, respectively 10 . (nature.com)

Mortality is almost the only guide to the prevalence of severe asthma in a community. (bmj.com)

A systematic review of peer-reviewed publications was conducted to summarize worldwide data on genital HPV-DNA prevalence in men. (nih.gov)

Incidence and prevalence estimates may also be presented as counts of the number of new or total cases of an illness in the population at risk. (nih.gov)
The estimates in DSM-5 report a prevalence rate of approximately one percent. (mentalhelp.net)
The WHO estimates that approximately 195 million women worldwide are affected by kidney diseases. (marketsandmarkets.com)
The National Institutes of Health (NIH) estimates that allergic asthma affects approximately 60 percent of all asthma sufferers in the U.S. (gene.com)
In the scholarly article entitled "Country, regional, and global estimates for lactose malabsorption in adults: a systematic review and meta-analysis" written by Storhaug, Fosse and Fadnes, the authors conducted a meta-analysis of the prevalence of lactose malabsorption in adults across countries and regions. (cdhf.ca)

Prevalence, long-term trends and types of sexual offences experienced by adults, based on findings from the Crime Survey for England and Wales, and police recorded crime. (ons.gov.uk)
This equates to a prevalence rate of approximately 2 in 100 adults (Figure 1). (ons.gov.uk)
Approximately 39.8 million caregivers provide care to adults (aged 18+) with a disability or illness or 16.6% of Americans. (caregiver.org)
For instance, a street-intercept survey of 888 adults in two inner-city communities with a high HIV prevalence in the United States showed that people who used crack cocaine were more likely to trade sex for money or drugs than people who did not use drugs (Baseman et al. (springer.com)
2 Serial epidemiological studies show that the cumulative prevalence of wheeze increased in children between 1968 and 1990 3 and in young adults between 1981 and 1990. (bmj.com)

Prevalence and Incidence rates in East Africa and South Africa include some of the highest in the world, with prevalence rates exceeding 35% in Botswana and Swaziland, but in the West African sub-region, prevalence rates have remained lower with no country having a rate above 10% and most having a rate between 1% and 5% (Nasidi and Tekena, 2004). (ispub.com)

Malaria, schistosomiasis, and chronic kidney disease-related anemia were the only conditions to increase in prevalence. (nih.gov)

The prevalence of multimorbidity increases with age. (nature.com)

Analysing the metadata of just over 18.6 million articles indexed by the Web of Science, Larivière and Gingras (2010) concluded that approximately 0.05% of them were duplicates. (researchgate.net)

Parkinson's disease (PD) is the second most common neurodegenerative disorder after Alzheimer's disease, affecting approximately 1% of the population older than 50 years. (prweb.com)
Approximately 4.4 million women in the US have bipolar disorder. (futurity.org)

Since 2010, both the World Health Organization and Joint United Nations Programme on HIV/AIDS have been promoting a higher rate of circumcision prevalence as a prevention against HIV transmission and some STIs in areas with high HIV transmission and low circumcision rates. (wikipedia.org)
HPV prevalence was high among sexually active men in all regions but with considerable variation, from 1% to 84% among low-risk men and from 2% to 93% among high-risk men. (nih.gov)
Essentially all cervical cancers are attributable to high-risk HPV types ( 8 ), and approximately 70% of cervical cancer cases worldwide are caused by types 16 and 18 ( 9 ). (cdc.gov)
The pattern of the geographic distribution of multimorbidity shows that the prevalence of multimorbidity is relatively high in South East China. (nature.com)
The growth of the bone densitometers market in North America is primarily driven by the high consumer awareness, increase in healthcare expenditure, increasing prevalence of osteoporosis, and the presence of key market players in the region. (marketsandmarkets.com)
The present study examines the prevalence, localization, frequency, and intensity of playing-related pain (PRP) in a sample of high-performing young musicians. (frontiersin.org)
However, statistical associations with individual risks could not be made, most likely due to the extremely high prevalence. (usda.gov)
This study documents the high prevalence of sex under the influence of drugs and its risk factors among male and female PWUD in Cambodia. (springer.com)
The high prevalence of sex under the influence of drugs among PWUD deserves further research given its strong association with sexual risk behaviors and the limited number of studies on this topic. (springer.com)

This study characterized T2D prevalence and risk factors for the rural Malian community of Nièna, which is situated in Mali's second-largest province of Sikasso. (nature.com)
The aim of the study was to investigate the incidence, prevalence and characteristics of multimorbidity in urban inpatients of different age groups. (nature.com)
It is therefore important to improve the understanding of the treatment of multimorbidity and to study the incidence, prevalence and characteristics of multimorbidity in China, especially in different age groups. (nature.com)
used data from the Beijing Longitudinal Study of Aging (BLSA) to study the prevalence and trends of multimorbidity in a community of 6593 Beijing residents aged 60 years and older, focusing on development over time scales of time 13 . (nature.com)
The aim of this study was to determine the prevalence, characteristics and outcomes of patients with unclassifiable interstitial lung disease (ILD) and to develop a simple method of predicting disease behaviour. (ersjournals.com)
Hence, this retrospective study sought to establish the prevalence of fluid or meningocele in the facial nerve canal in a cohort of patients asymptomatic for CSF leak, meningitis, or facial nerve palsy. (ajnr.org)
This study explored the prevalence of sex under the influence of drugs and its correlates among people who use drugs (PWUD) in Cambodia. (springer.com)

To investigate the prevalence of cerebral palsy in local children aged 6 to 12 years and to evaluate service utilisation by those children who attend mainstream schools. (hkmj.org)

commented that: "Most of the currently available data on the prevalence of [male circumcision] are several decades old, while several of the recent studies were carried out as adjuncts to demographic and health surveys and were not designed to determine the prevalence of male circumcision. (wikipedia.org)
Specifically, we sought to determine the prevalence of and reasons for unclassifiable ILD, describe the characteristics and outcomes of these patients, and investigate whether there are easily identifiable subgroups of unclassifiable ILD that have distinct and predictable clinical behaviours. (ersjournals.com)

Indeed, little is known about the prevalence, characteristics, and outcomes of patients with unclassifiable ILD. (ersjournals.com)

A very recent meta-analysis that included data from 176 cohort studies, clinical trials, and case series with more than 4 million patients showed that statin intolerance is present in approximately 9% of statin-treated patients," said López-Jiménez. (medscape.com)
Furthermore, data show a clear relationship between the duration of practice and the prevalence of PRP. (frontiersin.org)

Prevalence is most often used in questionnaire studies. (wikipedia.org)

To describe changes in the prevalence and severity of pain and prescribing of non-opioid analgesics in US emergency departments (EDs) from 2000 to 2010. (nih.gov)

Prevalence dropped for both sexes from 1990 to 2010, although more for males. (nih.gov)
The prevalence of circumcision is the percentage of males in a given population who have been circumcised, with the procedure most commonly being performed as a part of preventive healthcare, a religious obligation, or cultural practice. (wikipedia.org)
Between 2008 and 2010, circumcision prevalence and incidence in the United States were estimated to be around 80%.Wolters Kluwer estimated that closer to 80% of males in 2021 were circumcised. (wikipedia.org)

characterized by a 100% prevalence of an earlier onset and more severe MTC, PHEO but not PHPT. (rarediseases.org)

The prevalence of asthma has grown to approximately 20 million people in the United States. (gene.com)
Asthma accounts for 4,261 deaths, approximately half a million (484,000) hospitalizations, about 1.9 million emergency room visits and 12.7 million physician visits annually in the U.S. alone. (gene.com)
To investigate whether prevalence of asthma in children increased in 10 years. (bmj.com)

The age-specific prevalence rate varied from 1.04 to 1.50 per 1000 children. (hkmj.org)

Since the first AIDS case was reported in Nigeria in 1986, the epidemic has grown steadily, with the adult HIV prevalence increasing from 1.8% to 5.8% in 2001, (FMOH, 2004). (ispub.com)

Setting up a cerebral palsy registry could help monitor the local prevalence of this childhood disability more accurately, thereby providing more reliable information for planning support services for this subgroup of children. (hkmj.org)

Rates of pain remained stable, representing approximately 45% of visits from 2000 through 2010. (nih.gov)
Low back pain accounts for approximately 4% of emergency department visits. (medscape.com)

Prevalence in females was higher in most regions and age groups. (nih.gov)

Multiple endocrine neoplasia type 2 (MEN2) is a rare genetic polyglandular cancer syndrome, characterized by the 100% prevalence of medullary thyroid carcinoma (MTC) and an increased risk of develop other specific tumors affecting additional glands of the endocrine system. (rarediseases.org)
Hypertension is one of the leading risk factors for CVD and the prevalence of hypertension has been increasing in the South Asian region including Nepal [ 8 ]. (biomedcentral.com)
The Sattelmair research team investigated the risk of stroke in 39,315 healthy women approximately 45 years of age. (unm.edu)

Occurrence in siblings and increased prevalence in those of Northern European heritage suggest a genetic role in the pathophysiology of the disease. (medscape.com)
There are two ways to measure health conditions: the incidence and the prevalence of the disease. (nih.gov)
Prevalence is the proportion of a population with a specific disease or condition. (nih.gov)
Approximately 1 per cent of Norway's population has antibodies against SARS-CoV-2, the coronavirus that causes COVID-19 disease, according to a new report from the Norwegian Institute of Public Health. (fhi.no)
Approximately 10 million people are infected with Trypanosoma Cruzi , the etiological agent of Chagas disease. (escardio.org)
Approximately 90% of transmission of Chagas disease occurs through an insect of certain species of triatoma within the reduviidae family, of which the triatoma infectans is the main vector (Fig. 1). (escardio.org)
2003-5.9% and 2005- 4.4 %, ( FMOH, 2005) in the prevalence of the disease in Nigeria. (ispub.com)
Prevalence is the number of disease cases present in a particular population at a given time, whereas incidence is the number of new cases that develop during a specified time period. (wikipedia.org)
[2] Prevalence answers "How many people have this disease right now? (wikipedia.org)
However, mathematically, prevalence is proportional to the product of the incidence and the average duration of the disease. (wikipedia.org)
Prevalence is a measurement of all individuals affected by the disease at a particular time, whereas incidence is a measurement of the number of new individuals who contract a disease during a particular period of time. (wikipedia.org)

however, female progesterone levels begin to decline approximately eight years prior to estrogen. (worldhealth.net)
The increasing prevalence of target diseases owing to the growing geriatric population will contribute to the demand for bone densitometers in the coming years. (marketsandmarkets.com)
Prevalence of HNB tobacco current use (ie, use in the previous 30 days) was calculated using a longitudinal internet survey of 8240 individuals (15-69 years old in 2015) followed up to 2017. (bmj.com)
With increasing age, the prevalence of PRP rises from 71 percent (9-13 years) to 85 percent (18-24 years). (frontiersin.org)

Table 1 presents oral cancer prevalence in total number and percent of population for adult men and women of all ages. (nih.gov)
Eosinophilic oesophagitis may be increasing but the prevalence in the general population remains unknown. (bmj.com)
Approximately 40% of the U.S. population has antibodies to this parasite, indicating prior exposure. (usda.gov)

The World Health Organization (WHO) reported 'approximately 38.4 million people were living with HIV at the end of 2021. (nih.gov)
For instance, an additional way of expressing the global prevalence of HIV in 2021 is by citing the number of people living with HIV in the world in 2021, which is 38.4 million people. (nih.gov)

Approximately 43.5 million caregivers have provided unpaid care to an adult or child in the last 12 months. (caregiver.org)

In science, prevalence describes a proportion (typically expressed as a percentage ). (wikipedia.org)

Approximately 100 cases have been reported. (medlineplus.gov)
Unclassifiable ILD represents approximately 10% of ILD cases and has a heterogeneous clinical course, which can be predicted using clinical and radiological variables. (ersjournals.com)
Cases are mostly in Latin America but others occur to other parts of the world as a result of migration, including in Europe, where expected prevalence of infected individuals is approximately 40,000. (escardio.org)

In the 2010 NHIS-OHS, the sample of those employed in the Social Assistance industries consisted of 495 persons, representing approximately 4 million workers. (cdc.gov)

[ 1 , 2 ] Approximately 15% of patients with PMR develop giant cell arteritis (GCA), and 40-50% of patients with GCA have associated PMR. (medscape.com)
RÉSUMÉ Une forte prévalence des infections par les virus de l'hépatite B et C a été signalée dans des groupes de patients spécifiques en Libye et une enquête a par conséquent été préparée pour évaluer l'étendue du problème à l'échelle nationale. (who.int)
In what follows, we will first discuss the prevalence of psychological stressors and disorders in various groups of patients undergoing heart surgery. (aerzteblatt.de)
Mental comorbidities and mental stresses in heart surgery patients differ in their incidence, prevalence, and postoperative effects, depending on the indication for surgery. (aerzteblatt.de)
1 If otorrhea is present, preoperative meningitis has been reported in approximately half of patients. (ajnr.org)
Although decreased serum levels of immunoglobulin G (IgG) and immunoglobulin A (IgA) are characteristic, approximately 50% of patients with the deficiency also have diminished serum immunoglobulin M (IgM) levels and T-lymphocyte dysfunction. (medscape.com)

Anatomy1

Organisms5

Diseases45

Chemicals and Drugs10

Analytical, Diagnostic and Therapeutic Techniques and Equipment57

Psychiatry and Psychology15

Phenomena and Processes19

Disciplines and Occupations2

Anthropology, Education, Sociology and Social Phenomena14

Technology, Industry, Agriculture2

Information Science9

Named Groups15

Health Care79

Geographicals67

Point prevalence6

Overall prevalence2

20192

20163

Populations2

Lifetime prevalence1

Period prevalence4

Epidemiology2

Obesity3

20202

HBsAg2

Infection6

Morbidity3

Symptoms4

Differences3

Diabetes9

Mortality1

Genital HPV1

Estimates5

Adults5

South Africa1

Chronic1

Increases with age1

0.051

Disorder2

High9

Study7

Children aged1

Determine2

Outcomes1

Data2

Questionnaire1

Describe1

Males3

Severe1

Asthma3

Rate1

20011

Childhood1

Visits2

Females1

Risk3

Disease11

Years4

Population3

People2

Adult1

Proportion1

Cases3

Million1

Patients6