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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)