Table 6.
Decrease in body mass index and the incidence of cardiovascular events occurring in the Beijing Communities Diabetes Study
| Endpoint events | No decrease in BMI (n = 2371 patients) | Yes decrease in BMI (n = 861 patients) | Statistical quantitya | P |
|---|---|---|---|---|
| CVD events | 254 (10.71) | 89 (10.34) | 0.09 (χ2) | 0.759 |
| Cardiovascular | 143 (6.03) | 58 (6.74) | 0.54 (χ2) | 0.463 |
| Myocardial infarction | 51 (2.15) | 7 (0.81) | 6.42 (χ2) | 0.011 |
| Unstable Angina pectoris | 16 (0.67) | 12 (1.39) | 3.80 (χ2) | 0.051 |
| Install cardiac pacemaker | 3 (0.13) | 3 (0.35) | 0.15 (F) | 0.196 |
| Coronary stent implantation | 27 (1.14) | 23 (2.67) | 9.74 (χ2) | 0.002 |
| Coronary artery bypass grafting | 8 (0.34) | 9 (1.05) | 0.01 (F) | 0.024 |
| Heart failure hospitalization | 19 (0.80) | 2 (0.23) | 3.17 (χ2) | 0.075 |
| Cerebrovascular | 111 (4.68) | 31 (3.60) | 1.76 (χ2) | 0.185 |
| Acute cerebral hemorrhage | 16 (0.67) | 2 (0.23) | 0.08 (F) | 0.183 |
| Lacunar infarction | 26 (1.10) | 4 (0.46) | 2.74 (χ2) | 0.098 |
| Acute cerebral infarction with limb movement disorder | 55 (2.32) | 14 (1.63) | 1.45 (χ2) | 0.228 |
| Transient ischemic attack (TIA) | 12 (0.51) | 10 (1.16) | 4.01 (χ2) | 0.045 |
| All-cause death | 185 (7.80) | 3 (0.35) | 64.06 (χ2) | <0.001 |
| Cardiac and cerebral vascular death | 89 (3.75) | 1 (0.12) | 30.87 (χ2) | <0.001 |
| Cardiac death | 62 (2.61) | 1 (0.12) | 20.63 (χ2 | <0.001 |
| Cerebral death | 27 (1.14) | 0 (0.00) | 9.89 (χ2) | 0.002 |
Values in table are presented as the number of patients with the percentage in parenthesis
aF, Fisher's exact test; χ2, Chi-square test