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Articles by Armed Forces Health Surveillance Division

Update: Cold Injuries, Active and Reserve Components, U.S. Armed Forces, July 2017–June 2022

Article
11/1/2022
1

Cold injuries are of significant military concern because of their adverse impact on operations and the high financial costs of treatment and disability.

Update: Contraception Among Active Component Service Women, U.S. Armed Forces, 2017–2021

Article
10/1/2022
2

This report summarizes the annual prevalence of permanent sterilization, as well as use of long- and short-acting reversible contraceptives (LARCs and SARCs, respectively), contraceptive counseling services, and use of emergency contraceptives from 2017 through 2021 among active component U.S. service women.

Surveillance Snapshot: Influenza Immunization Among U.S. Armed Forces Healthcare Workers, August 2017–April 2022

Article
10/1/2022
3

Immunization Among U.S. Armed Forces Healthcare Workers

Update: Routine Screening for Antibodies to Human Immunodeficiency Virus, U.S. Armed Forces, Active and Reserve Components, January 2017–June 2022

Article
9/1/2022
Cover 1

This report provides an update through June 2022 of routine screening results for antibodies to the human immunodeficiency virus (HIV) among members of the active and reserve components of the U.S. Armed Forces. During the full 5 and 1/2-year surveillance period, the HIV seropositivity rates for active component service members were 0.21 positives per 1,000 members of the Army, 0.24 for the Navy, 0.16 for the Marine Corps, and 0.14 for the Air Force.

Morbidity Burdens Attributable to Various Illnesses and Injuries, Deployed Active and Reserve Component Service Members, U.S. Armed Forces, 2021

Article
6/1/2022
5_deployed morbidity

As in previous years, among service members deployed during 2021, injury/poisoning, musculoskeletal diseases and signs/symptoms accounted for more than half of the total health care burden during deployment. Compared to garrison disease burden, deployed service members had relatively higher proportions of encounters for respiratory infections, skin diseases, and infectious and parasitic diseases. The recent marked increase in the percentage of total medical encounters attributable to the ICD diagnostic category "other" (23.0% in 2017 to 44.4% in 2021) is likely due to increases in diagnostic testing and immunization associated with the response to the COVID-19 pandemic.

Absolute and Relative Morbidity Burdens Attributable to Various Illnesses and Injuries, Non-service Member Beneficiaries of the Military Health System, 2021

Article
6/1/2022
6_beneficiary morbidity

In 2021, mental health disorders accounted for the largest proportions of the morbidity and health care burdens that affected the pediatric and younger adult beneficiary age groups. Among adults aged 45–64 and those aged 65 or older, musculoskeletal diseases accounted for the most morbidity and health care burdens. As in previous years, this report documents a substantial majority of non-service member beneficiaries received care for current illness and injury from the Military Health System as outsourced services at non-military medical facilities.

Surveillance snapshot: Illness and injury burdens, reserve component, U.S. Armed Forces, 2021

Article
6/1/2022
reserve snapshot

Hospitalizations, Active Component, U.S. Armed Forces, 2021

Article
6/1/2022
2_hospitalizations

The hospitalization rate in 2021 was 48.0 per 1,000 person-years (p-yrs), the second lowest rate of the most recent 10 years. For hospitalizations limited to military facilities, the rate in 2021 was the lowest for the entire period. As in prior years, the majority (71.2%) of hospitalizations were associated with diagnoses in the categories of mental health disorders, pregnancy-related conditions, injury/poisoning, and digestive system disorders.

Absolute and Relative Morbidity Burdens Attributable to Various Illnesses and Injuries, Active Component, U.S. Armed Forces, 2021

Article
6/1/2022
1_active component morbidity

In 2021, as in prior years, the medical conditions associated with the most medical encounters, the largest number of affected service members, and the greatest number of hospital days were in the major categories of injuries, musculoskeletal disorders, and mental health disorders. Despite the pandemic, COVID-19 accounted for less than 2% of total medical encounters and bed days in active component service members.

Medical Evacuations out of the U.S. Central and U.S. Africa Commands, Active and Reserve Components, U.S. Armed Forces, 2021

Article
6/1/2022
4_Medevacs

The proportions of evacuations out of USCENTCOM that were due to battle injuries declined substantially in 2021. For USCENTCOM, evacuations for mental health disorders were the most common, followed by non-battle injury and poisoning, and signs, symptoms, and ill-defined conditions. For USAFRICOM, evacuations for non-battle injury and poisoning were most common, followed by disorders of the digestive system and mental health disorders.

Ambulatory Visits, Active Component, U.S. Armed Forces, 2021

Article
6/1/2022
3_ambulatory visits

In 2021, the overall numbers and rates of active component service member ambulatory care visits were the highest of any of the last 10 years. Most categories of illness and injury showed modest increases in numbers and rates. The proportions of ambulatory care visits that were accomplished via telehealth encounters fell to under 15% in 2021, compared to 19% in 2020.

Surveillance snapshot: Illness and injury burdens, recruit trainees, U.S. Armed Forces, 2021

Article
6/1/2022
recruit snapshot

Update: Sexually Transmitted Infections, Active Component, U.S. Armed Forces, 2013–2021

Article
5/1/2022
Cover 1

This report summarizes incidence rates of the 5 most common sexually transmitted infections (STIs) among active component service members of the U.S. Armed Forces during 2013–2021. In general, compared to their respective counterparts, younger service members, non-Hispanic Black service members, those who were single and other/unknown marital status, and enlisted service members had higher incidence rates of STIs.

Exertional Hyponatremia, Active Component, U.S. Armed Forces, 2006–2021

Article
4/1/2022
Cover 4

Exertional (or exercise-associated) hyponatremia refers to a low serum, plasma, or blood sodium concentration (below 135 mEq/L) that develops during or up to 24 hours following prolonged physical activity. Acute hyponatremia creates an osmotic imbalance between fluids outside and inside of cells.

Heat Illness, Active Component, U.S. Armed Forces, 2021

Article
4/1/2022
Cover 2

From 2020 to 2021, the rate of incident heat stroke was relatively stable while the rate of heat exhaustion increased slightly

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Last Updated: September 21, 2022
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