Model 1 | Model 2 | Model 3 | ||||
---|---|---|---|---|---|---|
OR (95% CI) | P value | OR (95% CI) | P value | OR (95% CI) | P value | |
> Stage 1 CKD | ||||||
pH ≤ 5.0 | 2.26 (1.76~2.91) | <0.001 | 1.74 (1.28~2.37) | <0.001 | 1.61 (1.15~2.25) | 0.005 |
5.0 < pH≤ 5.5 | 1.38 (1.10~1.73) | 0.006 | 1.31 (1.00~1.73) | 0.05 | 1.20 (0.89~1.62) | 0.22 |
5.5 < pH < 6.2 | 1.17 (0.93~1.47) | 0.18 | 1.19 (0.90~1.57) | 0.23 | 1.17 (0.87~1.59) | 0.30 |
6.2 ≤ pH ≤ 6.9 | Reference | - | Reference | - | Reference | - |
pH > 6.9 | 1.33 (0.99~1.79) | 0.06 | 1.31 (0.90~1.90) | 0.16 | 1.12 (0.75~1.69) | 0.58 |
Nephrolithiasis | ||||||
pH ≤ 5.0 | 2.12 (1.56~2.87) | <0.001 | 1.71 (1.25~2.34) | 0.001 | 1.51 (1.07~2.14) | 0.02 |
5.0 < pH≤ 5.5 | 0.86 (0.64~1.16) | 0.32 | 0.76 (0.56~1.04) | 0.088 | 0.55 (0.39~0.78) | 0.001 |
5.5 < pH < 6.2 | 0.98 (0.73~1.31) | 0.87 | 0.90 (0.66~1.22) | 0.486 | 0.80 (0.57~1.12) | 0.20 |
6.2 ≤ pH ≤ 6.9 | Reference | - | Reference | - | Reference | - |
pH > 6.9 | 1.19 (0.82~1.73) | 0.365 | 1.08 (0.73~1.60) | 0.706 | 1.14 (0.74~1.76) | 0.55 |
Kidney cyst | ||||||
pH ≤ 5.0 | 2.24 (1.56~3.21) | <0.001 | 1.69 (1.14~2.51) | 0.009 | 1.69 (1.10~2.59) | 0.02 |
5.0 < pH≤ 5.5 | 1.39 (0.99~1.97) | 0.06 | 1.39 (0.96~2.02) | 0.08 | 1.26 (0.84~1.90) | 0.26 |
5.5 < pH < 6.2 | 1.21 (0.85~1.71) | 0.29 | 1.31 (0.90~1.91) | 0.16 | 1.31 (0.87~1.96) | 0.20 |
6.2 ≤ pH ≤ 6.9 | Reference | - | Reference | - | Reference | - |
pH > 6.9 | 2.28 (1.53~3.41) | <0.001 | 2.12 (1.37~3.30) | 0.001 | 2.08 (1.28~3.39) | 0.003 |
Microhematuria | ||||||
pH ≤ 5.0 | 1.94 (1.48~2.52) | <0.001 | 1.94 (1.47~2.57) | <0.001 | 1.77 (1.29~2.44) | <0.001 |
5.0 < pH≤ 5.5 | 1.37 (1.07~1.77) | 0.013 | 1.44 (1.11~1.87) | 0.007 | 1.19 (0.87~1.61) | 0.28 |
5.5 < pH < 6.2 | 1.31 (1.02~1.69) | 0.035 | 1.41 (1.08~1.83) | 0.011 | 1.35 (1.00~1.83) | 0.053 |
6.2 ≤ pH ≤ 6.9 | Reference | - | Reference | - | Reference | - |
pH > 6.9 | 1.50 (1.11~2.03) | 0.009 | 1.39 (1.01~1.92) | 0.042 | 1.79 (1.24~2.58) | 0.002 |
Proteinuria | ||||||
pH ≤ 5.0 | 3.44 (1.71~6.92) | <0.001 | 2.41 (1.18~4.93) | 0.016 | 1.86 (0.85~4.07) | 0.12 |
5.0 < pH≤ 5.5 | 3.79 (1.92~7.46) | <0.001 | 3.42 (1.72~6.81) | <0.001 | 2.83 (1.33~6.01) | 0.007 |
5.5 < pH < 6.2 | 3.17 (1.60~6.31) | <0.001 | 3.02 (1.50~6.06) | 0.002 | 2.19 (1.02~4.72) | 0.044 |
6.2 ≤ pH ≤ 6.9 | Reference | - | Reference | - | Reference | - |
pH > 6.9 | 1.82 (0.80~4.14) | 0.16 | 1.32 (0.56~3.14) | 0.53 | 0.88(0.32~2.39) | 0.80 |