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Table 3 Primary care physicians' perceived effectiveness, and recommendations of screening mammography for average-risk women

From: Screening mammography beliefs and recommendations: a web-based survey of primary care physicians

  Model 1* Model 2
Perceived effectiveness (Ordinal logistic regression)
1. "not effective", 2. "somewhat effective", 3. "very effective"
Age 40-49 years
IM vs FP 1.06 (0.8-1.5) 0.9 (0.7-1.3)
OBG vs FP 1.98 (1.3-3.0) 2.0 (1.3-3.1)
Age 50-69 years   
IM vs FP 1.0 (0.6-1.7) 1.0 (0.6-1.7)
OBG vs FP 1.0 (0.6-1.9) 1.1 (0.6-2.7)
Age 70-89 years   
IM vs FP 1.4 (0.9-2.0) 1.3 (0.9-1.9)
OBG vs FP 4.3 (2.5-7.3) 4.5 (2.6-7.8)
Recommendations for screening mammography (Logistic regression)
Age 40-49 years: "always"/"often" vs "sometime"/"rarely"/"never"
IM vs FP 0.8 (0.5-1.3) 0.7 (0.5-1.2)
OBG vs FP 2.9 (1.4-6.2) 3.0 (1.4-6.3)
Age 50-69 years: "always" vs "often"/"sometime"/"rarely"/"never"
IM vs FP 1.0 (0.6-1.7) 1.1 (0.6-1.9)
OBG vs FP 2.4 (1.04-5.7) 2.5 (1.1-5.9)
Age 70-89: "always"/"often" vs "sometime"/"rarely"/"never"
IM vs FP 1.4 (0.9-1.2) 1.3 (0.9-1.9)
OBG vs FP 4. 3 (2.5-7.4) 4.5 (2.6-1.9)
  1. *Model 1. Primary care physician specialty; comparing general internists and obstetricians and gynaecologists versus reference category family physicians.
  2. Model 2. Adjusted for primary care physician specialty (reference category: FP), US region (reference category: Northeast), and race/ethnicity (reference category: white).