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Table 1 Baseline characteristics, mobility limitation, and work ability in year 1985 according to type of retirement for all participants (percentages unless stated otherwise)

From: Midlife work ability and mobility limitation in old age among non-disability and disability retirees - a prospective study

  All participants n = 4329 Non-disability retirement n = 2870 Disability retirement, All causes n = 1459 Disability retirement, Musculoskel. n = 714 Disability retirement, Cardiovascular n = 268 Disability retirement, Mental disor. n = 208 Disability retirement Others n = 269
Baseline age (mean, SD) 50.1 (3.4) 51.1 (3.5) 49.5 (3.0) 49.5 (3.1) 49.5 (2.9) 48.9 (2.9) 49.5 (3.1)
Married/cohabiting (vs. single) 76 74 80 81 87 68 80
Men 42 39 48 43 68 35 53
Occupational class        
 Upper white-collars 24 25 20 12 20 40 27
 Lower white-collars 36 39 28 31 24 37 25
 Blue-collars 40 35 51 57 56 23 48
Musculoskeletal disease 37 33 47 56 38 35 40
Cardiovascular disease 20 17 25 22 42 21 19
Metabolic disease 6 5 8 7 8 9 7
Mental disorder 2 1 3 2 0 8 3
Cancer 1 4 6 6 4 7 5
Never smoked 58 62 52 54 45 62 48
Alcohol consumption ≥ 1 per week 9 8 12 12 15 10 8
Vigorous physical activity ≥ 1 per week 50 53 44 43 46 42 47
Mobility limitation (Incidence Rate, 95 % CIs) a 0.51 (0.51–0.52) 0.45 (0.44–0.46) 0.65 (0.63–0.66) 0.66 (0.64–0.68) 0.67 (0.64–0.71) 0.54 (0.51–0.58) 0.66 (0.63–0.70)
Age at last mobility limitation measurement, (mean, SD) 73.1 (7.1) 74.1 (6.8) 71.2 (7.4) 71.5 (7.4) 70.4 (7.7) 71.8 (7.3) 70.5 (7.2)
Work ability in 1985, (mean, SD) 6.8 (2.2) 7.4 (1.6) 5.8 (2.7) 5.7 (2.6) 5.5 (2.9) 5.9 (2.7) 5.9 (2.7)
Mortality during follow-up (Incidence Rate, 95 % CIs)b 3.26 (3.07–3.46) 4.04 (3.68–4.43) 2.87 (2.66–3.10) 3.42 (2.97–3.95) 5.52 (4.58–6.65) 3.31 (2.53–4.34) 4.81 (3.95–5.87)
  1. SD standard deviation, aIncidence Rate (IR), number of limitation per 10 person-years, bNumber of deaths per 1000 person-year