Table 2 Cancer incidence by baseline BMI in T2DM patients
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) | Overall | ||
All subjects | ||||||
No. of Subjects | 1106 | 29,764 | 17,578 | 2556 | 51,004 | Â |
 Person-years | 7203.5 | 191,223.9 | 110,046.6 | 15,641.9 | 324,115.9 | |
 No. of cancer Cases | 81 | 1620 | 927 | 136 | 2764 | |
 Incidence (per 100,000 person-years) | 1140.3 | 847.2 | 842.4 | 879.6 | 853.5 | 0.069 |
Male | ||||||
 No. of Subjects | 446 | 14,082 | 8468 | 985 | 23,981 |  |
 Person-years | 2948.6 | 89,664.6 | 52,242.8 | 5970.3 | 150,826.4 | |
 No. of cancer Cases | 49 | 857 | 429 | 52 | 1387 | |
 Incidence (per 100,000 person-years) | 1661.8 | 955.8 | 821.2 | 871 | 919.6 | < 0.001 |
Female | ||||||
 No. of Subjects | 660 | 15,682 | 9110 | 1571 | 27,023 |  |
 Person-years | 4255 | 101,559.3 | 57,803.7 | 9671.6 | 173,289.5 | |
 No. of cancer Cases | 32 | 763 | 498 | 84 | 1377 | |
 Incidence (per 100,000 person-years) | 752.1 | 751.3 | 861.5 | 868.5 | 794.6 | 0.073 |