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Table 1 Characteristic of PROMs study population (N = 676,428)

From: The agreement between chronic diseases reported by patients and derived from administrative data in patients undergoing joint arthroplasty

 

Number (%)

Age (mean, range)

69 (18–105)

Gender

  Male

283,892 (42.0)

  Female

392,107 (58.0)

  Missing, not stated

429 (0.06)

Socioeconomic status by quintile group

  1 (least deprived)

151,850 (22.5)

  2

159,353 (23.6)

  3

125,160 (18.5)

  4

118,487 (17.5)

  5 (most deprived)

114,691 (17.0)

  Missing, not stated

6887 (1.02)

Ethnicity

  White or White British

583,674 (86.3)

  Mixed background

1469 (0.22)

  Asian or Asian British

12,126 (1.79)

  Black or Black British

5377 (0.79)

  Chinese or other ethnic

2991 (0.44)

  Missing, not stated

70,791 (10.5)