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Table 1 Participant characteristics

From: Association between history of childbirth and chronic, functionally significant back pain in later life

 

(N = 1069)

Age (years)

52 [38, 62]

Weight (kilograms)

73 [61, 86]

Parous

564 (53)%

Race

 African American

45 (4) %

 Asian

95 (9) %

 Caucasian

806 (75) %

 Native Hawaiian or Pacific islander

11 (1) %

 Native American

33 (3) %

 Prefer not to state

18 (2) %

Other

127 (12) %

Ethnicity

 Hispanic

144 (14) %

Income

 < 20 k

99 (9) %

 20 k-35 k

97 (9) %

 35 k-150 k

452 (42) %

 150 k-200 k

120 (11) %

 > 200 k

134 (13) %

 Prefer not to state

114 (12) %

 Missing

53 (5) %

  1. Median [IQR – Interquartile range]
  2. Count (% - percent)