Table 2.

Summary of self-reported recreational physical activity in the MAMS control study population

Categorical variablesBenign (n = 224), n (%)Well (n = 504), n (%)P
History of mild exercise*
    Age 18128 (60.7)300 (60.6)0.99
    Age 35141 (66.5)319 (63.7)0.47
    Age 5064 (47.4)236 (57.0)0.05
History of moderate exercise*
    Age 18124 (57.9)280 (56.2)0.67
    Age 35135 (62.8)293 (58.5)0.28
    Age 5051 (37.0)216 (52.2)0.002
History of strenuous exercise*
    Age 1888 (40.6)223 (44.7)0.30
    Age 3596 (44.0)242 (48.2)0.30
    Age 5029 (20.3)133 (32.0)0.008
Cumulative exercise, MET-h/wk
    No activity36 (16.1)55 (10.9)0.10
    ≤556 (25.0)111 (22.0)
    5.1-1032 (14.3)76 (15.1)
    10.1-2054 (24.1)112 (22.2)
    20.1-4035 (15.6)112 (22.2)
    ≥4011 (4.9)38 (7.5)
Mild exercise, h/wk
    No activity92 (41.1)204 (40.5)0.52
    <148 (21.4)124 (24.6)
    1.1-240 (17.9)83 (16.5)
    2.1-436 (16.1)65 (12.9)
    ≥48 (3.6)28 (5.6)
Moderate or strenuous activity, h/wk
    No activity120 (53.6)218 (43.3)0.03
    <140 (17.9)81 (16.1)
    1.1-226 (11.6)85 (16.9)
    2.1-428 (12.5)77 (15.3)
    ≥410 (4.5)43 (8.5)
Calculated variables
Mean (SD)
Mean (SD)
P
Mild exercise, MET-h/wk3.2 (4.4)3.3 (4.8)0.79
Moderate exercise, MET-h/wk2.2 (4.2)3.1 (4.9)0.02
Strenuous exercise, MET-h/wk3.1 (7.7)4.4 (8.8)0.06
Walking, MET-h/wk4.5 (6.6)4.9 (6.3)0.41
Cumulative exercise, MET-h/wk13.0 (15.5)15.7 (16.7)0.04
  • * Missing values were excluded for the statistical calculations for history of exercise at ages 18, 35, and 50.

  • Includes only the 146 benign and 416 well women who were ≥50 y old.