Table 2.
Characteristics of the study population by SII.
| Variable | Total | SII < 1000 | SIIS ≥ 1000 | P value |
|---|---|---|---|---|
| Age (mean, SE, year) | 45.06 (0.38) | 44.86 (0.39) | 47.47 (1.00) | .02 |
| Erection | ||||
| No | 93.72% | 93.96% | 90.85% | .02 |
| Yes | 6.28% | 6.04% | 9.15% | |
| Race | ||||
| Non-hispanic black | 9.19% | 9.49% | 5.64% | .09 |
| Non-hispanic white | 74.77% | 74.39% | 79.23% | |
| Other | 16.03% | 16.11% | 15.13% | |
| Marital status | ||||
| Married | 63.95% | 64.66% | 55.73% | .04 |
| SDW | 11.62% | 11.32% | 15.16% | |
| Unmarried | 24.42% | 24.02% | 29.11% | |
| Annual household income | ||||
| 0–19.999 | 13.81% | 13.60% | 16.25% | .01 |
| 20.000–54.999 | 40.02% | 39.38% | 47.48% | |
| 55.000–74.999 | 15.33% | 15.33% | 15.27% | |
| 75.000 | 30.85% | 31.69% | 21.00% | |
| Education | ||||
| High school graduate or under | 43.77% | 43.36% | 48.61% | .19 |
| Some college or above | 56.23% | 56.64% | 51.39% | |
| Smoke | ||||
| Former | 29.16% | 29.09% | 29.91% | .04 |
| Never | 42.52% | 43.19% | 34.67% | |
| Now | 28.32% | 27.71% | 35.42% | |
| Alcohol consumption | ||||
| No | 23.68% | 23.92% | 20.88% | .34 |
| Yes | 76.32% | 76.08% | 79.12% | |
| Diabetes | ||||
| DM | 10.07% | 10.10% | 9.66% | .89 |
| IFG | 3.85% | 3.83% | 4.08% | |
| No | 86.08% | 86.07% | 86.26% | |
| Hypertension | ||||
| No | 65.29% | 65.75% | 59.81% | .02 |
| Yes | 34.71% | 34.25% | 40.19% | |
| BMI (kg/m2) | ||||
| <25 | 29.64% | 28.90% | 38.27% | .01* |
| 25–29.9 | 41.02% | 41.19% | 39.03% | |
| ≥30 | 29.35% | 29.91% | 22.69% | |
BMI = body mass index, DM = diabetes, ED = erectile dysfunction, IFG = impaired fasting glucose, SDW = Separated, Divorced, Widowed, SE = standard error, SII = systemic immune inflammation index.
*
Statistical significance.