Coefficient p-value OR 95%CI for OR
Current smoking (ref. = no) 1.42 0.002 4.12 1.67 – 10.19
Claudication (ref. = no) 0.62 0.005 1.85 1.21 – 2.84
Past smoking (ref. = no) 0.56 0.106 1.75 0.89 – 3.45
Abnormal body fat percentage (ref. = normal) 0.39 0.268 1.48 0.74 – 2.96
Leg/ foot burning pain (ref. = no) 0.37 0.101 1.41 0.95 – 2.14
Male gender (ref. = female) 0.36 0.118 1.43 0.91 – 2.23
LDL >2.5 mmol/L (ref. = ≤2.5) 0.27 0.210 1.31 0.85 – 2.02
Triglycerides:HDL ratio 0.25 0.105 1.29 0.95 – 1.75
Hypertension (ref. = no) 0.19 0.380 1.21 0.79 – 1.85
Urinary albumin:creatinine ratio (mg/mmol) 0.17 0.487 1.19 0.73 – 1.92
↑Triglycerides (ref. = normal) 0.15 0.566 1.16 0.70 – 1.91
Leg pain with walking (ref. = no) 0.11 0.623 1.11 0.73 – 1.69
Percent HbA1c 0.09 0.105 1.09 0.98 – 1.22
HbA1c ≥7% (ref. = <7%) 0.04 0.878 1.04 0.67 – 1.61
Age (yr) 0.01 0.350 1.01 0.99 – 1.03
Duration of diabetes 0.001 0.386 1.00 0.99 – 1.003
Walking for purpose of exercise (ref. = no) -0.38 0.084 0.69 0.46 – 1.05
HDL <1.0 mmol/L (ref. = ≥1.0) -0.34 0.111 0.71 0.47 – 1.08
↓Capillary refill time (ref. = normal) -0.24 0.707 0.79 0.23 – 2.73
Pulse not felt (ref. = normal pulse) -0.09 0.831 0.91 0.39 – 2.14
Retinopathy (ref. = no) -0.02 0.959 0.98 0.53 – 1.82
Caseness represented by ankle-brachial index ≤1.0 (n=149)
OR: Odds ratio; CI: Confidence interval; ref: Reference category
Table 2: Simple logistic regression of abnormal ankle-brachial index vs. selected predictors