Table I.
Patient demographics and comorbidities for nondiabetics, noninsulindependent diabetics, and insulin-dependent diabetics.
| Normal (nondiabetic) |
NIDDM (non-insulin dependent) |
IDDM (insulin dependent) |
|||
|---|---|---|---|---|---|
| Number (%) | Number (%) | P value | Number (%) | P value | |
| Overall | 33,302 (100.0) | 4758 (100.0) | 1817 (100.0) | ||
| Sex | .702 | .092 | |||
| Female | 13,529 (40.6) | 1904 (40.0) | 775 (42.7) | ||
| Male | 19,762 (59.4) | 2854 (60.0) | 1042 (57.3) | ||
| Age, yr | <.001 | .986 | |||
| >50 | 7119 (21.4) | 444(9.3) | 208 (11.5) | ||
| 50-59 | 11,005 (33.0) | 1457 (30.6) | 574 (31.6) | ||
| 60-69 | 10,666 (32.0) | 1886 (39.7) | 729 (40.1) | ||
| ≥70 | 4152 (13.6) | 971 (20.4) | 305 (16.8) | ||
| BMI (kg/mˆ2) | <.001 | <.001 | |||
| <18.5 | 160 (0.5) | 10 (0.2) | 2 (0.1) | ||
| 18.5-29.9 | 17,956 (54.0) | 1518 (32.0) | 489 (26.9) | ||
| 30-34.9 | 8842(26.6) | 1548 (32.5) | 518 (28.5) | ||
| 35-39.9 | 3385 (10.2) | 953 (20.0) | 412 (22.7) | ||
| ≥40 | 2459 (7.4) | 729 (15.3) | 396 (21.8) | ||
| Functional status prior to surgery | .570 | <.001 | |||
| Independent | 33,203 (99.7) | 4470 (99.6) | 1791 (98.6) | ||
| Dependent | 99 (0.7) | 18 (0.4) | 26 (1.4) | ||
| ASA classification | <.001 | <.001 | |||
| ≤2 | 23,921 (71.8) | 1737 (36.5) | 422 (23.2) | ||
| ≥3 | 9381 (28.2) | 3021 (63.5) | 1395 (76.8) | ||
| Smoker | .002 | .457 | |||
| No | 29,324 (85.0) | 4127 (86.7) | 1557 (85.7) | ||
| Yes | 4978 (15.0) | 61 (13.3) | 260 (14.3) | ||
| Steroid use | .626 | .626 | |||
| No | 32,637 (98.0) | 4668 (98.1) | 1764 (97.1) | ||
| Yes | 665 (2.0) | 90 (1.9) | 53 (2.9) | ||
| Comorbidities | |||||
| Disseminated cancer | 18 (0.1) | 3 (0.1) | .805 | 1 (0.1) | .986 |
| Open wound/infection | 20 (0.1) | 11 (0.2) | <.0001 | 7 (0.4) | <.001 |
| HTN | 12,772 (38.4) | 3668 (77.1) | <.001 | 1479 (81.4) | <.001 |
| COPD | 838 (2.5) | 172 (3.6) | <.001 | 103 (5.7) | <.001 |
| Bleeding disorder | 373 (1.1) | 104 (2.2) | <.001 | 64 (3.5) | <.0001 |
| ARF | 1 (0.0) | 0 (0.0) | 1.000 | 3 (0.2) | <.001 |
| Hospitalization to operation (>1) | 98 (0.0) | 21 (0.0) | .056 | 11 (0.0) | .017 |
BMI, body mass index; ASA, American Society of Anesthesiologists; COPD, chronic obstructive pulmonary disease; HTN, Hypertension; ARF, acute renal failure.
Bold P values indicate statistical significance with P < .05.