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  1. www.uspreventiveservicestaskforce.org/home/getfilebytoken/4zmYnqJXLv8g4LzLrrDDrm
    December 01, 2014 - prophylaxis before 16 weeks. … Two thirds of participants began taking aspirin before 20 weeks of gestation. … None of the trials initiated use of aspirin before 12 weeks. … In 8 trials, use of low-dose aspirin was initiated before 16 weeks. … ) rather than later (�16 weeks) in pregnancy (1).
  2. www.uspreventiveservicestaskforce.org/uspstf/public-comments-and-nominations/opportunity-for-public-comment
    March 01, 2013 - Each draft Research Plan is posted for public comment for 4 weeks. … Review is shared with a panel of external subject matter experts and posted for public comment for 4 weeks … The USPSTF posts its draft Recommendation Statement on this Web site for public comment for 4 weeks. … The comment period for draft documents is 4 weeks.
  3. www.uspreventiveservicestaskforce.org/home/getfilebytoken/6WFgDkD6kVsynLyYYMPVKk
    assess the balance between the benefits and harms of screening women for GDM either before or after 24 weeks … Screening Intervals Most screening is conducted between 24 and 28 weeks gestation. … balance of benefits and harms for screening for gestational diabetes mellitus, either before or after 24 weeks
  4. www.uspreventiveservicestaskforce.org/home/getfilebytoken/SEcYfGZqGdoqdd8j4CCVuy
    May 01, 2008 - A) After 24 weeks’ gestation? B) During the first trimester and up to 24 weeks’ gestation? 2. … A) After 24 weeks’ gestation? B) During the first trimester and up to 24 weeks’ gestation? … A) After 24 weeks’ gestation? B) During the first trimester and up to 24 weeks’ gestation? … A) After 24 weeks’ gestation? B) During the first trimester and up to 24 weeks’ gestation? … After 24 weeks’ gestation?
  5. Pdf (pdf file)

    www.uspreventiveservicestaskforce.org/Home/GetFile/1/588/gdart/pdf
    May 01, 2008 - A) After 24 weeks’ gestation? B) During the first trimester and up to 24 weeks’ gestation? 2. … A) After 24 weeks’ gestation? B) During the first trimester and up to 24 weeks’ gestation? … A) After 24 weeks’ gestation? B) During the first trimester and up to 24 weeks’ gestation? … A) After 24 weeks’ gestation? B) During the first trimester and up to 24 weeks’ gestation? … After 24 weeks’ gestation?
  6. www.uspreventiveservicestaskforce.org/uspstf/document/comparative-effectiveness-of-antiviral-treatment-for-hepatitis-c-virus-infection-in-adults-a-systematic-review/hepatitis-c-screening-2013
    November 15, 2012 - A 48-week boceprevir regimen (4 weeks of dual-therapy lead-in followed by 44 weeks of triple therapy) … 48 weeks without dual-therapy lead-in, or response-guided triple therapy for 28 or 48 weeks) were associated … Two trials found no difference between 12 weeks of triple therapy and 48 weeks of dual therapy 56 , 58 … Peginterferon alfa-2a and ribavirin for 16 or 24 weeks in HCV genotype 2 or 3. … plus ribavirin, followed by the addition of boceprevir for 44 more weeks.
  7. www.uspreventiveservicestaskforce.org/uspstf/draft-recommendation/perinatal-depression-interventions-to-prevent
    April 22, 2025 - Symptoms of depressed mood or loss of interest are required and must be present for a minimum of 2 weeks … For example, physical activity interventions in the evidence review lasted as long as 30 weeks and involved … Counseling sessions reviewed for this recommendation ranged from one to 12 meetings lasting 4 to 70 weeks … Counseling interventions lasted from as few as 4 weeks to as many as 70 weeks and from one to 12 sessions … gestation to 52 weeks postpartum.
  8. www.uspreventiveservicestaskforce.org/home/getfilebytoken/9K4QQKvhXZNJLCxNX3FkZm
    May 01, 2008 - accompanying systematic re- view of articles published since the 2003 review for screening after 24 weeks … Additional searches were performed for evi- dence published from 1966 to 1999 on screening before 24 weeks … Benefits of Detection and Early Treatment Screening before 24 Weeks’ Gestation The evidence is poor … Time of Screening Most screening is conducted between 24 and 28 weeks’ gestation. … The USPSTF identified no RCTs for screening and treatment before 24 weeks’ gestation.
  9. www.uspreventiveservicestaskforce.org/uspstf/document/RecommendationStatementFinal/low-dose-aspirin-use-for-the-prevention-of-morbidity-and-mortality-from-preeclampsia-preventive-medication
    September 28, 2021 - However, manifestations of preeclampsia may take days or weeks to resolve, with some cases presenting … Low-dose aspirin use should be initiated after 12 weeks of gestation (studies most often initiated before … 20 weeks of gestation). … of gestation, but initiation ranged from at 11 to 32 weeks of gestation and generally continued until … FDA Drug Safety Communication: FDA recommends avoiding use of NSAIDs in pregnancy at 20 weeks or later
  10. www.uspreventiveservicestaskforce.org/home/getfilebytoken/URK4KUpCK3gafGrdaLzYDJ
    at high risk for preeclampsia Recommendation Prescribe low-dose (81 mg/d) aspirin after 12 weeks … antiphospholipid syndrome) Preventive Medication Low-dose aspirin (60 to 150 mg/d) initiated between 12 and 28 weeks
  11. www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/preeclampsia-screening-april-2017
    April 25, 2017 - ' gestation) or a later-onset diagnosis (≥34 weeks' gestation). … between 8 and 28 weeks' gestation, then every 2 weeks until 36 weeks' gestation, then weekly until delivery … of gestation, 55 , 57 , 59-62 1 before 37 weeks of gestation, 58 7 after 34 weeks of gestation, … Uterine artery Doppler at 11+0 to 13+6 weeks in the prediction of pre-eclampsia. … Uterine artery Doppler at 11+0 to 13+6 weeks and 21+0 to 24+6 weeks in the prediction of pre-eclampsia
  12. www.uspreventiveservicestaskforce.org/uspstf/recommendation/rhd-incompatibility-screening-1996
    January 01, 1996 - is recommended for all unsensitized D-negative women after elective abortion (50 micro-g before 13 weeks … B All unsensitized D-negative women at 24-28 weeks gestation Unless the father is known to be … D-negative, a repeat D antibody test is recommended for all unsensitized D-negative women at 24-28 weeks … typing and antibody screening at the first prenatal visit and repeat D antibody screening at 24-28 weeks … They recommend administration of D immunoglobulin to unsensitized women at 28 weeks and postpartum, and
  13. www.uspreventiveservicestaskforce.org/uspstf/document/final-research-plan/perinatal-depression-interventions-to-prevent
    June 01, 2023 - outcomes (e.g., physical activity levels or dietary intake) Timing of Outcome Assessment KQ 1: ≥6 weeks … after baseline assessment or intervention initiation KQ 2: ≥6 weeks after baseline assessment or intervention … psychotropic pharmacotherapy interventions only: any time after the intervention is initiated KQ 1: <6 weeks
  14. www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/physical-activity-behavioral-counseling-primary-care-2002
    July 01, 2002 - Followup: 95% at 6 weeks, 88% at 8 months. … /4 weeks in controls (difference of 3.7; CI, 1.3 to 6.3 sessions/4 weeks; P<0.05). … At 1 year, intervention patients performed 14 sessions/4 weeks vs 9 sessions/4 weeks in controls (difference … of 3.9; CI, 1.0 to 6.8 sessions/4 weeks; P<0.05). … Fair quality Follow-up: Intervention: 91% at 6 weeks; Control: 94% at 6 weeks.
  15. www.uspreventiveservicestaskforce.org/uspstf/about-uspstf/methods-and-processes/current-processes-refining-evidence-based-recommendation-development-table-1
    June 01, 2007 - Force members draft the recommendation statement with the AHRQ medical officer Completed within 2-4 weeks … draft recommendation statement by partners 22 partners of the USPSTF Partners typically have 2-3 weeks
  16. www.uspreventiveservicestaskforce.org/uspstf/recommendation/asymptomatic-bacteriuria-in-adults-screening-2008
    July 15, 2008 - Recommendation Summary Population Recommendation Grade Pregnant Women at 12 to 16 Weeks … recommends screening for asymptomatic bacteriuria with urine culture for pregnant women at 12 to 16 weeks … Screening Intervals A clean-catch urine specimen should be collected for screening culture at 12-16 weeks … All pregnant women should provide a clean-catch urine specimen for a screening culture at 12 to 16 weeks … recommends that all pregnant women be screened for asymptomatic bacteriuria using urine culture at 12 to 16 weeks
  17. www.uspreventiveservicestaskforce.org/uspstf/document/final-evidence-summary/gestational-diabetes-screening
    August 10, 2021 - At or after 24 weeks of gestation, treatment of gestational diabetes was significantly associated with … Force (USPSTF) recommended screening for gestational diabetes in asymptomatic pregnant women after 24 weeks … Treatment at 24 to 28 Weeks of Gestation Like the prior USPSTF review, 2 large good-quality RCTs (n … At or after 24 weeks of gestation, treatment of gestational diabetes was significantly associated with … Fasting plasma glucose at 24-28 weeks to screen for gestational diabetes mellitus: new evidence from
  18. www.uspreventiveservicestaskforce.org/uspstf/recommendation/preeclampsia-screening-april-2017
    April 25, 2017 - hypertension (or, in patients with existing hypertension, worsening hypertension) occurring after 20 weeks … preeclampsia include elevated blood pressure (≥140/90 mm Hg on 2 occasions 4 hours apart, after 20 weeks … Burden of Disease Preeclampsia is a complex syndrome defined by new-onset hypertension after 20 weeks … Preterm infants (ie, those born before 37 weeks of gestation) are at increased risk of morbidity and … of gestation, or preeclampsia occurring or requiring delivery after 34 weeks of gestation. 4  Five of
  19. www.uspreventiveservicestaskforce.org/uspstf/recommendation/preeclampsia-screening-1996
    January 01, 1996 - and therefore is not useful for early detection. 2 In a prospective study of women between 24 and 34 weeks … Obstetricians and Gynecologists recommends blood pressure measurements at the initial visit, every 4 weeks … until 28 weeks' gestation, every 2-3 weeks until 36 weeks' gestation, and weekly thereafter. 29 The … recommended blood pressure measurements at a preconception visit, at the first prenatal visit (at 6-8 weeks … ' gestation, ideally) and at each prenatal visit after 24 weeks until delivery. 31 Return to Table
  20. www.uspreventiveservicestaskforce.org/uspstf/document/evidence-summary/obstructive-sleep-apnea-in-adults-screening-january-2017
    January 24, 2017 - Most trials lasted for 12 weeks or less, but 5 trials treated participants for 24 weeks or longer, 70 … Most were 12 weeks or less in duration; 5 followed up participants for 24 weeks, 70 , 99 48 to 52 weeks … Most trials were 12 weeks or less in duration; 3 followed up participants for 24 to 52 weeks. 96 , 99 … or less; 2 reported outcomes at 24 weeks (or 6 months) 99 , 142 and 1 at 52 weeks. 107 The meta-analysis … Trial durations were 12 weeks, 24 weeks, 1 year, and 4 years (median follow-up).

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