Table 1.
Baseline characteristics of patients across treated and control groups in the overall dataset, the training subset, and the testing subset
| Overall (n=4901) | Training data (n=2450) | Testing data (n=2451) | |||||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|
|
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| Treated (n=2448) | Control (n=2453) | p value | Treated (n=1231) | Control (n=1219) | p value | Treated (n=1217) | Control (n=1234) | p value | |
| Age (years) | 58·8 (6·7) | 59·1 (6·8) | 0·08 | 58·7 (6·8) | 59·2 (6·9) | 0·05 | 58·8 (6·7) | 59·0 (6·7) | 0·62 |
|
| |||||||||
| Sex | |||||||||
| Male | 1004 (41%) | 1006 (41%) | 1·00 | 505 (41%) | 505 (41%) | 0·84 | 499 (41%) | 506 (41%) | 0·84 |
| Female | 1444 (59%) | 1447 (59%) | 1·00 | 726 (59%) | 719 (59%) | 0·84 | 718 (59%) | 728 (59%) | 0·84 |
|
| |||||||||
| Race* | 3·20 (1·19) | 3·19 (1·19) | 0·98 | 3·19 (1·20) | 3·15 (1·22) | 0·39 | 3·20 (1·19) | 3·24 (1·16) | 0·37 |
|
| |||||||||
| History of cardiovascular disease (0=no; 1=yes) | 1·15 (0·35) | 1·14 (0·35) | 0·40 | 1·15 (0·36) | 1·14 (0·35) | 0·38 | 1·14 (0·35) | 1·14 (0·34) | 0·75 |
|
| |||||||||
| History of smoking† | 2·55 (0·58) | 2·53 (0·58) | 0·35 | 2·56 (0·59) | 2·53 (0·58) | 0·10 | 2·54 (0·58) | 2·54 (0·58) | 0·73 |
|
| |||||||||
| Diabetes duration (years) | 6·7 (6·5) | 6·8 (6·3) | 0·71 | 6·5 (6·1) | 6·6 (6·2) | 0·77 | 6·9 (6·9) | 7·0 (6·4) | 0·84 |
|
| |||||||||
| Weight (kg) | 101·00 (19·7) | 101·2 (18·9) | 0·65 | 101·0 (19·5) | 101·3 | 0·74 | 101·0 (19·8) | 101·2 (19·2) | 0·76 |
|
| |||||||||
| BMI kg/m2 | 35·9 (6·0) | 36·0 (5·8) | 0·67 | 36·0 (6·0) | 36·0 (5·6) | 0·93 | 35·9 (6·1) | 36·0 (5·9) | 0·49 |
|
| |||||||||
| HbA1C (%) | 7·23 (1·13) | 7·29 (1·19) | 0·05 | 7·22 (1·11) | 7·27 (1·19) | 0·30 | 7·24 (1·15) | 7·32 (1·19) | 0·08 |
|
| |||||||||
| Systolic blood pressure (mm Hg) | 128·4 (17·2) | 129·7 (17·0) | 0·01 | 128·4 (17·4) | 129·6 (16·9) | 0·05 | 128·5 (17·1) | 129·8 (17·2) | 0·07 |
|
| |||||||||
| HDL (mmol/L) | 1·12 (0·31) | 1·13 (0·31) | 0·80 | 1·12 (0·30) | 1·13 (0·31) | 0·65 | 1·13 (0·32) | 1·12 (0·30) | 0·92 |
|
| |||||||||
| LDL (mmol/L) | 2·90 (0·84) | 2·91 (0·83) | 0·87 | 2·89 (0·84) | 2·92 (0·86) | 0·47 | 2·92 (0·83) | 2·90 (0·81) | 0·61 |
|
| |||||||||
| Triglyceride (mg/dL) | 2·06 (1·30) | 2·027 (1·31) | 0·38 | 2·03 (1·27) | 2·03 (1·24) | 0·95 | 2·09 (1·33) | 2·02 (1·38) | 0·25 |
Data are mean (SD).
*
1=African American/Black (not Hispanic); 2=Hispanic; 3=Other/Mixed; 4=White.
†
1=Never; 2=Past; 3=Present; 4=Missing.