Skip to main content

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