Whole group (n = 28) | Positive responders (n = 8) | Negative responders (n = 8) | Comparison between subgroups | |
---|---|---|---|---|
Mean ± SE | Mean ± SE | Mean ± SE | p value | |
Sex (female) | 13 (44) | 4 (50) | 4 (50) | 1.00 |
Age | 69.2 ± 1.7 | 67.3 ± 3.45 | 69.3 ± 3.35 | 0.95 |
BMI | 26.2 ± 0.7 | 26.6 ± 1.3 | 26.7 ± 0.9 | 0.95 |
Anamnestic walking distance (m) | 348 ± 54 | 333 ± 120 | 194 ± 33 | 0.15 |
Pain free walking distance (m) | 240 ± 33 | 178 ± 34 | 310 ± 100 | 0.12 |
Six minutes walking distance (m) | 460 ± 10 | 448 ± 24 | 456 ± 21 | 0.33 |
Maximal walking distance (m) | 591 ± 42 | 511 ± 46 | 561 ± 82 | 0.39 |
Claudication onset time (s) | 270 ± 28 | 217 ± 50 | 294 ± 49 | 0.15 |
Peak walking time (s) | 648 ± 61 | 667 ± 161 | 620 ± 81 | 0.40 |
VO2 peak (ml/kg/min) | 18 ± 0.7 | 18 ± 2 | 18 ± 1 | 0.99 |
Maximal blood flow (ml/100 ml/min) | 10.9 ± 0.9 | 10 ± 0.5 | 9.96 ± 2.4 | 0.96 |
Ankle brachial index | 0.57 ± .0.03 | 0.54 ± 0.05 | 0.52 ± 0.04 | 0.76 |
Smoking | 7 (25) | 1 (13) | 4 (50) | 0.05 |
Aspirin | 20 (71) | 6 (75) | 4 (50) | 0.15 |
Statin | 17 (60) | 5 (62) | 3 (38) | 0.16 |
Previous vascular surgery | 8 (29) | 0 (0) | 5 (62) | 0.03 |
Systolic pressure | 144 ± 4 | 134 ± 7 | 156 ± 10 | 0.04 |
Diastolic pressure | 82 ± 2 | 77 ± 4 | 89 ± 3 | 0.01 |