Table 1 Demographic characteristics, clinical predictors and lifestyle factors in T2DM patients by baseline BMI
From: Body mass index and cancer risk among Chinese patients with type 2 diabetes mellitus
Characteristics | BMI (WHO category, kg/m2) | P values | |||
|---|---|---|---|---|---|
< 18.5 (N = 1106) | 18.5–24.9 (N = 29,764) | 25.0–29.9 (N = 17,578) | > 30.0 (N = 2556) | ||
Diagnosis age of T2DM (x ± SD, yrs) | 65.0 ± 12.6 | 61. 6 ± 11.1 | 60.6 ± 10.7 | 60.0 ± 11.2 | < 0.001 |
  < 60 years | 395(35.71) | 13,890(46.67) | 8639(49.15) | 1293(50.59) | < 0.001 |
  ≥ 60 years | 711(64.29) | 15,874(53.33) | 8939(50.85) | 1263(49.41) | |
 Follow-up time (years) | 6.42 ± 3.17 | 6.42 ± 3.10 | 6.26 ± 3.07 | 6.05 ± 3.06 | < 0.001 |
Gender (%) | |||||
 Male | 646(40.3) | 14,078(47.3) | 8473(48.2) | 984(38.5) | < 0.001 |
 Female | 660(59.7) | 15,686(52.7) | 9105(51.8) | 1572(61.5) | |
Family history of DM (%) | |||||
 Yes | 237(21.4) | 6727(22.6) | 4254(24.2) | 624(24.4) | 0.014 |
 No | 695(62.8) | 18,781(63.1) | 11,127(63.3) | 1608(62.9) | |
 Unspecified | 175(15.7) | 4256(14.2) | 2197(12.5) | 325(12.7) | |
Pre-existing hypertension (%) | |||||
 Yes | 647(58.5) | 19,859(66.7) | 13,544(77.0) | 2147(84.0) | < 0.001 |
 No | 459(41.5) | 9905(33.3) | 4034(23.0) | 409(16.0) | |
Regular exercise (%) | |||||
 Yes | 260(50.6) | 17,918(60.2) | 11,004(62.6) | 1600(62.6) | 0.16 |
 No | 296(26.8) | 8513(28.6) | 5062(28.8) | 751(29.4) | |
 Unspecified | 250(22.6) | 3334(11.3) | 1512(8.6) | 204(8) | |