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. 2017 May 3;12(5):e0176895. doi: 10.1371/journal.pone.0176895

Table 2. Sample description.

No diabetes Incident diabetes Prevalent diabetes Total
N 4588 (85.5) 441 (8.2) 338 (6.3) 5367 (100.0)
Sex, female (%) 50.9 45.8 41.7 49.9
Age at baseline (years, mean (SD)) 56.8 (7.7) 58.4 (7.6) 60.7 (7.1) 57.2 (7.7)
Study
    KORA 1471 (32.1) 99 (22.4) 71 (21.0) 1641 (30.6)
    CARLA 885 (19.3) 61 (13.8) 113 (33.4) 1059 (19.7)
    SHIP 833 (18.2) 109 (24.7) 74 (21.9) 1016 (18.9)
    RKI 1399 (30.5) 172 (39.0) 80 (23.7) 1651 (30.8)
HRQOL baseline
    PCS 48.5 (8.9) 46.7 (9.1) 44.2 (10.0) 48.1 (9.1)
    MCS 51.9 (8.9) 52.3 (9.1) 51.6 (10.4) 51.9 (9.0)
Education (<10 years) 2457 (53.6) 281 (63.7) 233 (68.9) 2971 (55.4)
Equivalent income of GNHIES 98 median income
    less than 60% 437 (9.5) 45 (10.2) 35 (10.4) 517 (9.6)
    between median income and 60% 1265 (27.6) 148 (33.6) 126 (37.3) 1539 (28.7)
    between median income and 150% 1553 (33.8) 143 (32.4) 118 (34.9) 1814 (33.8)
    more than 150% above 975 (21.3) 62 (14.1) 39 (11.5) 1076 (20.0)
Living alone 715 (15.6) 66 (15.0) 59 (17.5) 840 (15.7)
Smoking (current) 875 (19.1) 110 (24.9) 50 (14.8) 1035 (19.3)
Alcohol (>40g/day ♂; >20g/day ♀) 576 (12.6) 50 (11.3) 22 (6.5) 648 (12.1)
Physical activity (less than 1 hour/week) 2057 (44.8) 255 (57.8) 214 (63.3) 2526 (47.1)
BMI group
    BMI <18.5 kg/m2 7 (0.2) 0 (0.0) 0 (0.0) 7 (0.1)
    BMI ≥18.5 and ≤24.9 kg/m2 1285 (28.0) 32 (7.3) 24 (7.1) 1341 (25.0)
    BMI ≥25.0 and ≤29.9 kg/m2 2223 (48.5) 161 (36.5) 127 (37.6) 2511 (46.8)
    BMI ≥30.0 and ≤34.9 kg/m2 847 (18.5) 163 (37.0) 117 (34.6) 1127 (21.0)
    BMI ≥35.0 and ≤39.9 kg/m2 176 (3.8) 57 (12.9) 52 (15.4) 285 (5.3)
    BMI ≥40.0 kg/m2 46 (1.0) 26 (5.9) 17 (5.0) 89 (1.7)
Myocardial infarction 126 (2.7) 21 (4.8) 27 (8.0) 174 (3.2)
Stroke 70 (1.5) 14 (3.2) 16 (4.7) 100 (1.9)
Hypertension 1755 (38.3) 269 (61.0) 240 (71.0) 2264 (42.2)
Hyperlipidemia 1348 (29.4) 195 (44.2) 155 (45.9) 1698 (31.6)