Table 6 Risk factors for low eGFR in different age groups*

Ages (each 1 year older age)

1.17 (1.02--1.34)

0.021

1.08 (1.04--1.12)

0

Male

1.94 (0.21--17.72)

0.557

2.97 (1.33--6.62)

0.008

BMI (kg/m²)

   (≥ 25 versus <25)

0.63 (0.13--3.02)

0.562

0.93 (0.56--1.54)

0.777

HbA_1c (%)

   (>5.8 versus ≤ 5.8)

2.02 (0.16--26.24)

0.591

1.25 (0.58--2.68)

0.571

U-ALB Ratio (mg/g)

   (>17.9 versus ≤ 17.9)

6.28 (1.41--28.03)

0.016

1.14 (0.71--1.85)

0.582

U-Col4 Ratio (μg/g)

   (>8.2 versus ≤ 8.2 in males, >9.4 versus ≤ 9.4 in females)

0.50 (0.08--3.16)

0.463

0.98 (0.57--1.68)

0.943

Hypertension

2.13 (0.54--8.51)

0.283

1.62 (1.06--2.50)

0.028

Hyperlipidemia

9.43 (2.55--34.91)

0.001

1.97 (1.19--3.28)

0.009

Alcohol intake

0.59 (0.15--2.38)

0.455

1.66 (0.98--2.83)

0.059

Smoking habit

3.32 (0.45--24.38)

0.238

1.84 (0.87--3.91)

0.112