Table 2 Univariate and multivariate analysis between the total KHQ score and clinical and laboratory parameters
From: Lower urinary tract symptoms impair the quality of life in maintenance hemodialysis patients
Explanatory variable | Regression coefficient | Standard error | Correlation coefficient | 95% confidence interval | p value |
|---|---|---|---|---|---|
Single regression analysis | |||||
Sex | 1.444 | 11.74 | 0.010 | − 21.78 to 24.67 | 0.902 |
Age(years) | − 0.715 | 0.519 | − 0.119 | − 1.743 to 0.313 | 0.171 |
Duration on hemodialysis (months) | − 0.014 | 0.063 | − 0.020 | − 0.139 to 0.109 | 0.814 |
LUTS | 50.59 | 15.80 | 0.269 | 19.325 to 81.86 | 0.002 |
Clinical data | |||||
Hemoglobin (g/dL) | 1.821 | 3.62 | 0.043 | − 5.532 to 8.995 | 0.616 |
Serum albumin (g/L) | 1.921 | 1.45 | 0.011 | − 26.93 to 30.77 | 0.895 |
Serum CRP (mg/L) | − 3.425 | 9.027 | − 0.033 | − 21.28 to 14.43 | 0.704 |
Serum IL-6 (pg/mL) | − 0.169 | 0.379 | − 0.039 | − 0.919 to 0.580 | 0.655 |
Serum creatinine (mg/L) | 2.724 | 2.799 | 0.084 | − 2.813 to 8.263 | 0.332 |
Serum calcium (mg/L) | − 1.004 | 6.403 | − 0.013 | − 13.67 to 11.66 | 0.875 |
Serum phosphate (mg/L) | − 0.236 | 3.439 | − 0.050 | − 7.017 to 6.590 | 0.950 |
Serum intact PTH (pg/mL) | 0.055 | 0.028 | 0.169 | − 0.003 to 0.112 | 0.051 |
Stepwise multiple regression analysis | |||||
LUTS | 54.91 | 17.45 | 0.292 | 20.36 to 89.47 | 0.002 |
Serum intact PTH (pg/mL) | 0.060 | 0.031 | 0.171 | − 0.002 to 0.122 | 0.059 |