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. 2018 Sep 12;33(42):e264. doi: 10.3346/jkms.2018.33.e264

Table 2. Univariate and multivariate logistic analyses of decreased GFR (< 60 mL/min/1.73 m2) with subgroup analysis by sex.

Subjects Univariate analysis Multivariate analysis
OR 95% CI P value OR 95% CI P value
Total subjects
Age, ≥ 50 yr 6.14 4.42–8.53 < 0.001 5.49 3.65–8.26 < 0.001
Sex, male 1.03 0.92–1.17 0.591
BMI, ≥ 25 kg/m2 1.37 1.21–1.55 < 0.001 1.31 1.13–1.52 < 0.001
Total protein, ≥ 6.4 g/dL 0.59 0.40–0.88 0.009 0.68 0.44–1.07 0.095
Albumin, ≥ 3.5 g/dL 0.12 0.06–0.24 < 0.001 0.23 0.09–0.56 0.001
Bilirubin, ≥ 1.2 mg/dL 0.75 0.64–0.88 < 0.001 0.81 0.67–0.98 0.029
HbA1c, ≥ 6.5% 2.27 1.87–2.75 < 0.001 1.89 1.53–2.33 < 0.001
Anemia 2.16 1.74–2.68 < 0.001 2.28 1.75–2.98 < 0.001
Platelet count, ≥ 150 × 109/L 0.63 0.50–0.80 < 0.001 0.83 0.62–1.12 0.215
Cholesterol, ≥ 200 mg/dL 0.99 0.88–1.11 0.851
HBsAg positivity 1.28 1.12–1.47 < 0.001 1.23 1.04–1.45 0.015
Male subjects
Age, ≥ 50 yr 6.56 4.25–10.13 < 0.001 4.99 3.03–8.22 < 0.001
BMI, ≥ 25 kg/m2 1.16 0.99–1.34 0.057
Total protein, ≥ 6.4 g/dL 0.45 0.29–0.69 < 0.001 0.62 0.37–1.02 0.059
Albumin, ≥ 3.5 g/dL 0.08 0.04–0.16 < 0.001 0.24 0.09–0.66 0.005
Bilirubin, ≥ 1.2 mg/dL 0.71 0.60–0.85 < 0.001 0.78 0.63–0.95 0.015
HbA1c, ≥ 6.5% 2.24 1.80–2.80 < 0.001 1.72 1.36–2.17 < 0.001
Anemia 12.25 8.58–17.47 < 0.001 7.05 5.19–9.57 < 0.001
Platelet count, ≥ 150 × 109/L 0.61 0.47–0.80 < 0.001 0.79 0.57–1.09 0.149
Cholesterol, ≥ 200 mg/dL 0.93 0.80–1.08 0.328
HBsAg positivity 1.39 1.17–1.63 < 0.001 1.39 1.14–1.69 0.001
Female subjects
Age, ≥ 50 yr 5.58 3.38–9.22 < 0.001 5.98 3.07–11.66 < 0.001
BMI, ≥ 25 kg/m2 2.03 1.64–2.52 < 0.001 1.74 1.35–2.24 < 0.001
Total protein, ≥ 6.4 g/dL 1.43 0.53–3.86 0.482
Albumin, ≥ 3.5 g/dL 1.00 0.99–1.01 0.999
Bilirubin, ≥ 1.2 mg/dL 0.85 0.60–1.19 0.342
HbA1c, ≥ 6.5% 2.37 1.59–3.53 < 0.001 1.89 1.25–2.87 0.003
Anemia 1.29 0.96–1.73 0.097
Platelet count, ≥ 150 × 109/L 0.71 0.44–1.13 0.145
Cholesterol, ≥ 200 mg/dL 1.11 0.91–1.36 0.304
HBsAg positivity 1.10 0.86–1.40 0.456

GFR = glomerular filtration rate, OR = odds ratio, CI = confidence interval, BMI = body mass index, HbA1c = hemoglobin A1c, HbsAg = hepatitis B virus surface antigen.