All participants | Outcome group ≥45 years, with chronic wound | Reference group #1 <45 years, no chronic wound | Reference group #2 ≥45 years, no chronic wound | Reference group #3 < 45 years, with chronic wound | ||||
---|---|---|---|---|---|---|---|---|
Description | No. (%) | No. (%) | No. (%) | p a | No. (%) | p a | No. (%) | p a |
N = 152 | N = 18 | N = 61 | N = 61 | N = 12 | ||||
All participants (N = 152) | 152 (100.0) | 18 (11.8) | 61 (40.1) | … | 61 (40.1) | … | 12 (7.9) | … |
Ageb,c | 45; (35–52) | 55; (46–58) | 33; (28–39) | <0.001* | 52; (49–57) | 0.579 | 40; (35–42) | <0.001* |
Gender | ||||||||
Male | 96 (63.2) | 11 (61.1) | 31 (50.8) | 0.442 | 48 (78.7) | 0.131 | 6 (50.0) | 0.548 |
Female | 56 (36.8) | 7 (38.9) | 30 (49.2) | 0.442 | 13 (21.3) | 0.131 | 6 (50.0) | 0.548 |
Race | ||||||||
Caucasian | 75 (49.3) | 4 (22.2) | 47 (77.1) | <0.001* | 16 (26.2) | 0.701 | 8 (66.7) | 0.015* |
African American | 68 (44.7) | 13 (72.2) | 9 (14.8) | <0.001* | 44 (72.1) | 0.926 | 2 (16.7) | 0.003* |
Native American | 4 (2.6) | 1 (5.6) | 1 (1.6) | 0.379 | 0 (0.0) | 0.063 | 2 (16.7) | 0.322 |
Other or Multipled | 5 (3.3) | 0 (0.0) | 4 (6.6) | 0.263 | 1 (1.6) | 0.589 | 0 (0.0) | … |
Housinge | ||||||||
Stable | 113 (74.3) | 17 (94.4) | 41 (67.2) | 0.022* | 47 (77.1) | 0.100 | 8 (66.7) | 0.046* |
Unstable | 39 (25.7) | 1 (5.6) | 20 (32.8) | 0.022* | 14 (23.0) | 0.100 | 4 (33.3) | 0.046* |
Exchange site | ||||||||
Site A | 54 (35.5) | 9 (50.0) | 10 (16.4) | 0.003* | 34 (55.7) | 0.670 | 1 (8.3) | 0.018* |
Site B | 72 (47.4) | 5 (27.8) | 40 (65.6) | 0.004* | 18 (29.5) | 0.889 | 9 (75.0) | 0.011* |
Site C | 5 (3.3) | 0 (0.0) | 4 (6.6) | 0.263 | 0 (0.0) | – | 1 (8.3) | 0.214 |
Other | 21 (13.8) | 4 (22.2) | 7 (11.5) | 0.249 | 9 (14.8) | 0.457 | 1 (8.3) | 0.316 |
Jail/prison - past 6 months | 45 (29.6) | 1 (5.6) | 28 (45.9) | 0.002* | 12 (19.7) | 0.157 | 4 (33.3) | 0.046* |
Years injecting drugs | ||||||||
≤2 | 15 (9.9) | 0 (0.0) | 12 (19.7) | 0.041* | 2 (3.3) | 0.435 | 1 (8.3) | 0.214 |
3 – 8 | 25 (16.4) | 0 (0.0) | 18 (29.5) | 0.009* | 5 (8.2) | 0.209 | 2 (16.7) | 0.073 |
9 – 14 | 20 (13.2) | 1 (5.6) | 12 (19.7) | 0.157 | 5 (8.2) | 0.715 | 2 (16.7) | 0.322 |
≥15 | 92 (60.5) | 17 (94.4) | 19 (31.2) | <0.001* | 49 (80.3) | 0.157 | 7 (58.3) | 0.016* |
Injection site location | ||||||||
Arm | 92 (60.5) | 7 (38.9) | 38 (62.3) | 0.078 | 39 (63.9) | 0.059 | 8 (66.7) | 0.136 |
Leg | 37 (24.3) | 11 (61.1) | 8 (13.1) | <0.001* | 16 (26.2) | 0.006* | 2 (16.7) | 0.016* |
Neck | 17 (11.2) | 4 (22.2) | 10 (16.4) | 0.571 | 2 (3.3) | 0.008* | 1 (8.3) | 0.317 |
Drug treatment programf | 36 (23.7) | 8 (53.3) | 12 (20.7) | 0.012* | 15 (25.4) | 0.037* | 1 (11.1) | 0.039* |
Using cigarette filterg | 65 (42.8) | 2 (11.8) | 31 (51.7) | 0.003* | 28 (46.7) | 0.009* | 4 (40.0) | 0.089 |
Using needles (# of times)h | 3; 1 – 4 | 1; 1 – 3 | 3; 2 – 7 | <0.001* | 2; 1 – 3 | 0.021* | 3; 2 – 3 | 0.112 |
Clean needles upon reusei | ||||||||
Water | 56 (50.5) | 1 (12.5) | 29 (60.4) | 0.012* | 23 (51.1) | 0.043* | 3 (30.0) | 0.375 |
Bleach | 55 (49.5) | 7 (87.5) | 19 (39.6) | 0.012* | 22 (48.9) | 0.043* | 7 (70.0) | 0.375 |
Cleaning injection sitej | ||||||||
Do not clean | 35 (23.0) | 4 (22.2) | 13 (21.3) | 0.935 | 12 (19.7) | 0.817 | 6 (50.0) | 0.114 |
Water | 12 (7.9) | 0 (0.0) | 4 (6.6) | 0.263 | 7 (11.5) | 0.132 | 1 (8.3) | 0.214 |
Soap/water | 14 (9.2) | 0 (0.0) | 9 (14.8) | 0.083 | 4 (6.6) | 0.263 | 1 (8.3) | 0.214 |
Alcohol | 83 (54.6) | 13 (72.2) | 33 (54.1) | 0.171 | 34 (55.7) | 0.210 | 3 (25.0) | 0.011* |
Multiple or other | 8 (5.3) | 1 (5.6) | 2 (3.3) | 0.655 | 4 (6.6) | 0.879 | 1 (8.3) | 0.772 |
Medical care provider | ||||||||
Clinic | 48 (31.6) | 9 (50.0) | 14 (23.0) | 0.027* | 23 (37.7) | 0.350 | 2 (16.7) | 0.064 |
Private doctor | 14 (9.2) | 1 (5.6) | 5 (8.2) | 0.715 | 6 (9.8) | 0.581 | 2 (16.7) | 0.322 |
Emergency room | 85 (55.9) | 8 (44.4) | 42 (68.9) | 0.058 | 28 (45.9) | 0.911 | 7 (58.3) | 0.456 |
Other | 5 (3.3) | 0 (0.0) | 0 (0.0) | – | 4 (6.6) | 0.263 | 1 (8.3) | 0.214 |