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. 2016 Aug 3;11(8):e0160002. doi: 10.1371/journal.pone.0160002

Table 1. Characteristics of participants.

  Overall Men Women
No. of participants 802 247 555
Demographic characteristics
  Age (years) 63.5±13.1 63.0±13.9 63.8±12.7
  Height (cm) 157.4±8.9 166.8±6.8 153.4±6.4
  Weight (kg) 57.3±11.4 66.7±10.8 53.0±8.9
  Body mass index (kg/m2) 23.0±3.6 24.0±3.5 22.6±3.6
Symptom
Low back pain 309(38.6%) 94(38.2%) 215(38.7%)
Buttock and leg pain 186(23.3%) 47(19.1%) 139(25.0%)

Data are presented as means ± standard deviation or as n (%).