Table 2 Odds ratios for hematuria of baseline variables
Variables | OR (95% CI) | P |
|---|---|---|
Age (years) | ||
 <  20 | 1 (reference) |  |
 20–29 | 1.14 (0.780–1.651) | 0.508 |
 30–39 | 1.51 (1.054–2.166) | 0.025 |
 40–49 | 2.21 (1.550–3.162) | <  0.001 |
 50–59 | 2.53 (1.776–3.605) | <  0.001 |
 60–69 | 2.62 (1.835–3.732) | <  0.001 |
 ≥ 70 | 3.72 (2.604–5.314) | <  0.001 |
Gender | ||
 Male | 1 (reference) |  |
 Female | 2.60 (2.390–2.825) | <  0.001 |
Menopausal status | ||
 Pre-menopause | 1 (reference) |  |
 Post-menopause | 3.06 (2.782–3.356) | <  0.001 |
Body mass index (kg/m2) | ||
 <  18.5 | 1 (reference) |  |
 18.5–22.9 | 1.04 (0.857–1.271) | 0.673 |
 23.0–24.9 | 0.94 (0.769–1.157) | 0.573 |
 ≥ 25.0 | 0.94 (0.771–1.149) | 0.551 |
Alcohol | ||
 (−) | 1 (reference) |  |
 (+) | 0.68 (0.629–0.742) | <  0.001 |
Smoking | ||
 None | 1 (reference) |  |
 Former smoker | 0.53 (0.470–0.587) | <  0.001 |
 Current smoker | 0.62 (0.561–0.689) | <  0.001 |
Hypertension | ||
 None | 1 (reference) |  |
 Prehypertension | 0.91 (0.910–1.111) | 0.913 |
 Hypertension | 1.20 (1.096–1.311) | <  0.001 |
Diabetes mellitus | ||
 None | 1 (reference) |  |
 Impaired fasting glucose | 1.10 (0.996–1.209) | 0.061 |
 Diabetes mellitus | 0.67 (0.579–0.777) | <  0.001 |
Cardiovascular disease | ||
 (−) | 1 (reference) |  |
 (+) | 1.19 (0.944–1.499) | 0.141 |
Hypercholesterolemia | ||
 (−) | 1 (reference) |  |
 (+) | 1.13 (1.020–1.261) | 0.020 |
Anemia | ||
 (−) | 1 (reference) |  |
 (+) | 1.57 (1.384–1.778) | <  0.001 |
Estimated GFR (mL/min/1.73 m2) | ||
 ≥ 60.0 | 1 (reference) |  |
 30.0–59.9 | 1.35 (1.117–1.627) | 0.002 |
 <  30.0 | 1.55 (0.739–3.248) | 0.247 |
Glycosuria | ||
 (−) or trace | 1 (reference) |  |
 ≥ 1+ | 0.62 (0.465–0.829) | <  0.001 |
Proteinuria | ||
 (−) or trace | 1 (reference) |  |
 ≥ 1+ | 5.12 (3.940–6.663) | <  0.001 |