Table 1: General Characteristics (N=4898)

Mean SD 95% CI Median
Age at menarche (years) 12.87 1.6 12.8-12.9 13
Age at onset of menopause (years) 48.49 4.5 48.4-48.6 49
Number of children 2.46 1.5 2.4-2.5 2
Weight (kg) 69.7 11.8 69.4-70.0 68.5
Height (cm) 157.08 6.6 156.9-157.2 157
Body Mass Index 28.31 4.9 28.2-28.5 27.7
Number of falls in the preceding year 1.96 2.86 1.79-2.13 1
Number of hours of physical activity/ week 3.9 4.9 3.7-4.1 3