Table 1.
Baseline characteristics of included participants.
| Characteristic | Non-PAD | PAD | Z/x2 | P |
|---|---|---|---|---|
| N (participants) | 1,285 | 85 | ||
| MET, median (IQR) | 3,652.5 (5,825) | 2,100 (4,095) | −3.090 | 0.002* |
| Vigorous / Moderate, median (IQR) | 0.00 (0.71) | 0 (0.00) | −3.423 | 0.001* |
| Left ABI, median (IQR) | 1.14 (0.13) | 0.87 (0.18) | −12.687 | <0.001* |
| Right ABI, median (IQR) | 1.14 (0.14) | 0.84 (0.17) | −14.358 | <0.001* |
| Sex (%) | 0.983 | 0.321 | ||
| Male | 691 (53.77) | 41 (48.24) | ||
| Female | 594 (46.23) | 44 (51.76) | ||
| Age (%) | 70.343 | <0.001* | ||
| 40–64 | 854 (66.46) | 28 (32.94) | ||
| 65–74 | 255 (19.84) | 21 (24.71) | ||
| 75–84 | 154 (11.98) | 26 (30.59) | ||
| ≥85 | 22 (1.72) | 10 (11.76) | ||
| Race (%) | 0.750 | 0.861 | ||
| Mexican American | 199 (15.49) | 11 (12.94) | ||
| Non-Hispanic White | 849 (66.06) | 57 (67.06) | ||
| Non-Hispanic Black | 167 (13.00) | 13 (15.29) | ||
| Other Race | 70 (5.45) | 4 (4.71) | ||
| Education Level (%) | 12.064 | 0.017* | ||
| <9th grade | 116 (9.03) | 15 (17.65) | ||
| 9–11th grade | 132 (10.27) | 11 (12.94) | ||
| High school graduate | 293 (22.80) | 23 (27.06) | ||
| Some college or AA degree | 371 (28.87) | 22 (25.88) | ||
| College graduate or above | 373 (29.03) | 14 (16.47) | ||
| Marital status (%) | 5.010 | 0.082 | ||
| Married/living with partner | 924 (71.91) | 52 (61.18) | ||
| Widowed/divorced/separated | 302 (23.50) | 29 (34.12) | ||
| Never married | 59 (4.59) | 4 (4.70) | ||
| Family PIR | 0.449 | 0.503 | ||
| ≤ 100% | 109 (8.48) | 9 (10.59) | ||
| >100% | 1176 (91.52) | 76 (89.41) | ||
| BMI, kg m−2 (%) | 2.800 | 0.424 | ||
| <18.5 | 11 (0.86) | 2 (2.35) | ||
| 18.5– <25.0 | 359 (27.94) | 22 (25.88) | ||
| 25.0– <30.0 | 533 (41.48) | 32 (37.65) | ||
| ≥30.0 | 382 (29.72) | 29 (34.12) | ||
| Smoking (%) | 8.216 | 0.004* | ||
| No | 614 (47.78) | 27 (31.76) | ||
| Yes | 671 (52.22) | 58 (68.24) | ||
| Drinking alcohol (%) | 2.747 | 0.097 | ||
| No | 347 (27.00) | 30 (35.29) | ||
| Yes | 938 (73.00) | 55 (64.71) | ||
| Total cholesterol, mg/dL, median (IQR) | 206 (49.00) | 205 (47.00) | −0.491 | 0.623 |
| Glucose, plasma, mg/dL, median (IQR) | 99.1 (17.10) | 105.2 (19.80) | 3.025 | 0.003* |
PAD, peripheral artery disease; MET, metabolic equivalents; PIR, poverty-to-income ratio; BMI, body mass index; IQR, interquartile range.
*
Considered statistically significant p < 0.05.