Table 1.
Comparison of Baseline Demographic Characteristics between Two Groups.
| Ulcer Type | Venous Leg Ulcer | Diabetic Foot Ulcer | ||
|---|---|---|---|---|
| Characteristic | Placebo (n = 40) | Cooling (n = 42) | Placebo (n = 29) | Cooling (n = 29) |
| Age (years, M
±
SD) Median [Q*1 - Q3] |
64.3 ± 12.4 66 [55–72] |
63.9 ± 14.6 63 [55–72] |
59.4 ± 16.1 60 [53–70] |
57.4 ± 11.7 60 [53–63] |
| Sex (n, %) | ||||
| Male | 23 (56.1) | 19 (45.2) | 20 (69.0) | 24 (82.8) |
| Female | 18 (43.9) | 23 (54.8) | 9 (31.0) | 5 (17.2) |
| Race (n, %) | ||||
| Black or African American |
15 (36.6) | 20 (47.6) | 5 (17.2) | 8 (27.6) |
| White | 26 (63.4) | 21 (50.0) | 24 (82.8) | 20 (69.0) |
| Ethnicity (n, %) Hispanic or Latino |
— | 3 (7.1) | 1 (3.4) | 3 (10.3) |
| Marital status (n, %) | ||||
| Not married | 19 (46.4.) | 7 (16.7) | 1 (3.4) | 4 (13.8) |
| Married | 22 (53.7) | 21 (50.0) | 18 (62.1) | 18 (62.1) |
| Education level (n, %) | ||||
| 8th grade or less | 1 (2.4) | 3 (7.1) | — | — |
| High school graduate | 11 (26.8) | 17 (40.5) | 9 (31.0) | 14 (48.3) |
| College graduate | 15 (36.6) | 5 (11.9) | 5 (17.2) | 1 (3.4) |
| Current employment status (n, %) | ||||
| Employed full-time | 10 (24.4) | 12 (28.6) | 9 (31.0) | 4 (13.8) |
| Employed part-time | 3 (7.3) | 1 (2.4) | 1 (3.4) | 2 (6.9) |
| Not employed/retired | 29 (65.8) | 27 (64.3) | 19 (65.5) | 23 (79.3) |
| Current or former job (n, %) | ||||
| Professional | 20 (48.8) | 14 (33.3) | 8 (27.6) | 8 (27.6) |
| Technical | 7 (17.1) | 6 (14.3) | 6 (20.7) | 5 (17.2) |
| Manual | 14 (34.1) | 19 (45.2) | 15 (51.7) | 15 (51.7) |
| GDS total score | 2.0 ± 2.4 | 2.0 ± 2.4 | 1.1 ± 1.2 | 2.1 ± 1.7 |
| Body mass index ((kg/m2, n, %) Median [Q1 - Q3] |
37.1 ± 10.0 37.9 [30.7 – 43.1] |
34.3 ± 10.9 33.6 [26.9 – 41.0] |
32.8 ± 6.7 33.0 [27.5 – 35.6] |
34.7 ± 9.7 33.6 [28.5 –38.4] |
| Is this a recurrent ulcer? (yes, n, %) | 19 (46.3) | 24 (57.1) | 5 (17.2) | 15 (51.7) |
Note: GDS = Geriatric Depression Scale;
*
Interquartile range