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Table 2 Summary of mammography screening recommendations in effect during data collection periods for the included articles

From: Scrutinizing screening: a critical interpretive review of primary care provider perspectives on mammography decision-making with average-risk women

Guideline Mammography screening recommendations for average-risk womena
Aged 40 to 49 Aged 50 to 69 Aged 70 to 74
Canadian Task Force on Preventive Health Care [4, 43] 2011: no routine screening (weak recommendation; moderate quality evidence) 2011: routine screening every 2 to 3 years (weak recommendation; moderate quality evidence) 2011: routine screening every 2 to 3 years (weak recommendation; low quality evidence)
2001: no recommendation (grade C). Screening should be an individual’s decision 2001: routine screening every 1 to 2 years 2001: routine screening every 1 to 2 years
United States Preventive Services Task Force [19, 21, 44] 2016b: the decision to start screening mammography in women prior to age 50 years should be an individual one. Women who place a higher value on the potential benefit than the potential harms may choose to begin biennial screening between the ages of 40 and 49 years (grade C) 2016b: biennial screening (grade B) 2016b: biennial screening (grade B)
2009: the decision to start biennial screening before age 50 should be an individual one and take patient context into account, including the patient’s values regarding specific benefits and harms (grade C) 2009: biennial screening (grade B) 2009: biennial screening (grade B)
2002: screening every 1 to 2 years (grade B) 2002: screening every 1 to 2 years (grade B) 2002: screening every 1 to 2 years (grade B)
American Cancer Society [11] Since 2003: women should begin annual mammography at age 45 and should be able to start at age 40 if they would like
American Congress of Obstetricians and Gynecologists [45] Since 2003: annual mammography screening should be offered to women 40 years and older
American Academy of Family Physicians [46] and American College of Physicians [47] After 2009: biennial screening for women aged 50 to 74 years
Before 2009: screening starting at age 40 every 1 to 2 years
  1. aWhen reported, the rating for the quality of the evidence is listed with the GRADE score [4, 48]
  2. bGuidelines that have been updated since the included studies’ publications have been listed [21]