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Table 1 Characteristics and socio-demographic data of the population at risk and the study samples

From: Cumulative incidence of sickness absence and disease burden among the newly sick-listed, a cross-sectional population-based study

  Population at risk Newly sick-listed population General population sample
  Men N = 336 085 Women N = 332 802 Men n = 2 386 Women n = 3 754 Men n = 4 086 Women n = 3 898
Non-responders (percentage of sample) # # 1 272 (53) 1 558 (42) 2 293 (56) 1 664 (43)
Participants # # n =1 113 n =2 196 n =1 793 n = 2 234
  N (%) N (%) n (%) n (%) n (%) n (%)
Age       
  19-30 years 83 474 (25) 76 588 (23) 129 (12) 251 (11) 366 (20) 464 (21)
  31-50 years 163 719 (49) 162 391 (49) 445 (40) 1034(47) 802 (45) 1001 (45)
  51-64 years 88 892 (26) 93 823 (28) 539 (48) 912 (42) 625 (35) 769 (34)
Socio-economic group       
  Higher non-manual employees ° ° 114 (10) 245 (11) 328 (18) 308 (14)
  Intermediate non-manual employees ° ° 169 (15) 597 (27) 369 (21) 574 (26)
  Lower non-manual employees ° ° 73 (7) 315 (14) 159 (9) 365 (16)
  Skilled worker ° ° 317 (28) 462 (21) 374 (21) 345 (15)
  Unskilled worker ° ° 409 (37) 550 (25) 408 (23) 478 (21)
  Other ° ° 0 (0) 0 (0) 64 (4) 55 (2)
  Information on socio-economic status missing ° ° 31 (3) 28 (1) 91 (5) 109 (5)
  1. #Inapplicable since questionnaire was not sent out to the entire population at risk. °Information on socio-economic status of the population at risk was not available.