Table 1.
Baseline demographic, clinical, and laboratory characteristics across tertiles of neutrophil-lymphocyte ratio (NLR) in patients undergoing peripheral angiography with possible endovascular intervention.
| Tertile 1 (n = 244) | Tertile 2 (n = 250) | Tertile 3 (n = 239) | p-Value | |
|---|---|---|---|---|
| Age (years) | 68 [60–76] | 72 [65–78] | 74 [67–80] | <0.001 |
| Men | 133 (55%) | 152 (61%) | 152 (64%) | 0.113 |
| White, not Hispanic | 104 (25%) | 163 (65%) | 164 (69%) | <0.001 |
| Black, not Hispanic | 58 (24%) | 33 (13%) | 15 (6%) | |
| Hispanic | 67 (27%) | 47 (19%) | 50 (21%) | |
| Asian | 10 (4%) | 4 (2%) | 5 (2%) | |
| Other | 5 (2%) | 3 (1%) | 2 (1%) | |
| Body mass index (kg/m2) | 28.2 [25.2–31.2] | 28.6 [25.5–31.6] | 27.6 [24.4–30.8] | 0.047 |
| Hypertension | 209 (86%) | 219 (88%) | 227 (96%) | 0.002 |
| Dyslipidemia | 192 (79%) | 219 (88%) | 196 (82%) | 0.03 |
| Diabetes mellitus | 132 (54%) | 142 (57%) | 135 (57%) | 0.83 |
| Coronary artery disease | 123 (51%) | 165 (66%) | 150 (66%) | 0.001 |
| Smoker | 147 (65%) | 161 (69%) | 138 (62%) | 0.33 |
| Aspirin | 145 (70%) | 152 (70%) | 144 (65%) | 0.47 |
| Clopidogrel | 111 (54%) | 126 (58%) | 126 (57%) | 0.68 |
| Cilostazol | 22 (11%) | 22 (10%) | 22 (10%) | 0.97 |
| Statin | 136 (67%) | 163 (75%) | 161 (73%) | 0.15 |
| Creatinine (mg/dL) | 1.2 [1.0–1.4] | 1.3 [1.1–1.5] | 1.5 [1.3–1.8] | <0.001 |
| Glucose (mg/dL) | 125 [99–151] | 130 [102–159] | 141 [110–172] | 0.42 |
| Presentation | <0.001 | |||
| Stable claudication | 224 (92%) | 224 (90%) | 178 (74%) | |
| Critical limb ischemia | 18 (8%) | 26 (10%) | 61 (26%) |
Continuous variables are presented as median [interquartile range] and compared using Kruskal Wallis test. Categorical variables are presented as n (proportion) and compared using the chi square test.