Table 1.
Descriptions of Patients Included and Not Included in the Follow-up Analysis
| Indicators | Used in Study N = 2759 | Lost to Follow-Up & Alive , N = 1416 | t-Test or Chi Square |
|---|---|---|---|
|
Baseline Depression Variables | |||
| Number of depressive symptoms on the PHQ-9, Mean (SD) |
1.6 (2.2) |
1.6 (2.2) |
-0.89 |
| History of depression ICD-9 in the 18 months prior to baseline |
535 (19.3) |
202 (15.9) |
6.61† |
| Major or minor depression at baseline, N (%) | 303 (11.0) | 162 (11.5) | 0.27 |
|
Demographics | |||
| Age > 60, N (%) |
1526 (55.1) |
800 (56.7) |
0.96 |
| Women, N (%) |
1363 (49.2) |
706 (50.1) |
0.25 |
| At least some college, N (%) |
2229 (80.5) |
971 (68.9) |
69.46‡ |
| Employed full or part time, N (%) |
1347 (48.6) |
625 (44.3) |
6.77† |
| Not married or cohabiting, N (%) |
852 (30.8) |
498 (35.3) |
8.68† |
| Non-Caucasian, N (%) |
523 (18.9) |
427 (30.3) |
68.53‡ |
| Intervention subjects, N (%), N = 292 | 0.04 | ||
| Usual care | 108 (49.5) | 35 (47.3) | |
| Case management | 110 (50.5) | 39 (52.7) | |
|
Baseline Clinical Severity Variables | |||
| HbA1c, Mean (SD) |
7.8 (1.5) |
7.7 (1.6) |
0.71 |
| Number of diabetes symptoms, Mean (SD) |
2.6 (2.2) |
2.5 (2.2) |
1.42 |
| Duration of diabetes in years, Mean (SD) |
9.0 (6.0) |
8.6 (8.6) |
1.35 |
| Type I diabetes, N (%) |
134 (4.8) |
64 (4.5) |
0.12 |
| Treatment at baseline with insulin or insulin plus pills, N (%) |
789 (28.5) |
355 (25.2) |
4.97* |
| Rx Risk, Mean (SD) |
2727.5 (2155.2) |
2747.3 (2266.9) |
0.28 |
|
≥ 1 Macrovascular Complications and Procedures before baseline, N (%)
|
484 (17.5) |
116 (8.2) |
64.22‡ |
| MI before baseline |
247 (8.9) |
58 (4.1) |
31.17‡ |
| Stroke before baseline |
109 (3.9) |
39 (2.8) |
3.41 |
| Coronary procedure before baseline |
252 (9.1) |
48 (3.4) |
44.61‡ |
| PVD procedure before baseline |
19 (0.7) |
3 (0.2) |
3.14 |
| Cerebrovascular procedure before baseline |
11 (0.4) |
3 (0.2) |
0.48 |
|
≥ 1 Microvascular Complication before Baseline, N (%)
|
1366 (49.3) |
598 (42.4) |
17.60‡ |
| Nephropathy before baseline |
987 (35.6) |
447 (35.2) |
0.06 |
| Retinopathy before baseline |
707 (25.5) |
306 (24.1) |
0.90 |
| Amputation before baseline | 15 (0.5) | 5 (0.4) | 0.35 |
|
Baseline BMI and Health Risk Behaviors | |||
| BMI, Mean (SD) |
32.2 (7.3) |
30.7 (6.7) |
6.66‡ |
| Current smoking |
217 (7.8) |
151 (10.7) |
9.27† |
| Exercise days in past week | 2.8 (2.1) | 3.0 (2.2) | 2.70† |
*
p < .05
†
p < .01
‡
p < .001