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Table 3 Sample characteristics in 2001, stratified by level of physical activity

From: A cross-sectional and 6-year follow-up study of associations between leisure time physical activity and vertebral fracture in adults

  Sedentary Moderately active Highly active
Women (n = 636) 102 474 102
 Age, years; M(SD) 56.7 (7.0) 58.3 (7.6) 58.1 (9.5)
 Height, cm; M(SD) 162.9 (6.4) 163.3 (6.2) 163.0 (6.9)
 Weight, kg; M(SD) 74.4 (14.5) 70.2 (11.8) 68.9 (12.5)
 Smoking daily, current or previous (n; %) 66 (64.1) 279 (58.9) 38 (63.3)
 Osteoporosis, current or previous (n; %) 2 (2.0) 17 (3.6) 3 (5.0)
 Osteoporosis medication, current or previous (n; %) 3 (2.9) 19 (4.0) 2 (3.3)
Men (n = 495) 82 319 94
 Age, years; M(SD) 57.2 (9.0) 59.9 (7.7) 59.0 (7.9)
 Height, cm; M(SD) 176.8 (6.2) 175.8 (6.4) 177.0 (5.4)
 Weight, kg; M(SD) 88.0 (12.8) 83.7 (11.6) 83.4 (11.2)
 Smoking daily, current or previous (n; %) 57 (69.5) 243 (76.2) 67 (71.3)
 Osteoporosis, current or previous (n; %) 1 (1.2) 2 (0.6) 1 (1.1)
 Osteoporosis medication, current or previous (n; %) 0 (0.0) 3 (0.9) 1 (1.1)
  1. Values are means (M) (standard deviation [SD]) or n (percentages)
  2. aOnly women