Comparison of the surgical outcomes and the Korean version of the Wisconsin Stone Quality of Life Questionnaire scores between the stone-free and residual fragments subgroups in the percutaneous nephrolithotomy group
| Variable | SF (n=31) | RF (n=30) | p-value |
|---|---|---|---|
| Hospital stay (d) | 7.0 [7.0-8.0] | 7.0 [6.0-8.0] | 0.976a) |
| Operation time (min) | 80.0 [75.0-95.0] | 92.5 [80.0-110.0] | 0.010a) |
| Duration between the first follow-up and surgery (d) | 19.0 [15.0-26.0] | 21.0 [15.0-28.0] | 0.816a) |
| Complication No complication Postoperative febrile UTI Intervention ICU care |
28 (90.3) 2 (6.5) 1 (3.2) 0 (0.0) |
29 (96.7) 0 (0.0) 0 (0.0) 1 (3.3) |
0.492b) |
| Preoperative K-WISQOL scores Energy and fatigue (D1) Sleep (D2) Work and family (D3) Nutrition and pharmacological therapies (D4) Physical symptoms (D5) Concerns related to intimacy and travel (D6) General emotional well-being (D7) Total score |
12.0 [9.0-14.0] 16.0 [13.0-18.0] 23.0 [18.0-25.0] 12.0 [11.0-14.0] 16.0 [13.0-18.0] 13.0 [11.0-15.0] 27.0 [22.0-30.0] 119.0 [94.0-130.0] |
12.0 [10.0-15.0] 17.0 [15.0-19.0] 24.0 [20.0-25.0] 13.0 [11.0-15.0] 16.0 [14.0-18.0] 14.0 [11.0-15.0] 26.5 [22.0-30.0] 119.5 [109.5-133.3] |
0.488a) 0.159a) 0.393a) 0.597a) 0.766a) 0.520a) 0.872a) 0.507a) |
| Postoperative K-WISQOL scores Energy and fatigue (D1) Sleep (D2) Work and family (D3) Nutrition and pharmacological therapies (D4) Physical symptoms (D5) Concerns related to intimacy and travel (D6) General emotional well-being (D7) Total score |
12.0 [9.0-15.0] 18.0 [12.0-19.0] 22.0 [20.0-25.0] 13.0 [11.0-15.0] 16.0 [14.0-20.0] 14.0 [11.0-15.0] 29.0 [23.0-30.0] 124.0 [99.0-133.0] |
13.0 [11.8-15.0] 18.0 [16.0-19.0] 24.5 [21.0-25.0] 13.0 [11.8-15.0] 17.0 [15.8-20.0] 14.0 [12.0-15.0] 29.00 [25.5-30.0] 128.5 [114.0-133.0] |
0.210a) 0.228a) 0.083a) 0.537a) 0.457a) 0.905a) 0.796a) 0.367a) |
| Changes in the K-WISQOL scores Energy and fatigue (D1) Sleep (D2) Work and family (D3) Nutrition and pharmacological therapies (D4) Physical symptoms (D5) Concerns related to intimacy and travel (D6) General emotional well-being (D7) Total score |
0.0 [-2.0-2.0] 0.0 [-2.0-1.0] 0.0 [-4.0-3.0] 0.0 [-1.0-2.0] 1.0 [-1.0-3.0] 0.0 [-1.0-2.0] 0.0 [-1.0-5.0] 3.0 [-3.0-11.0] |
0.0 [-1.0-2.0] 0.0 [-1.0-2.0] 0.0 [-1.0-1.3] 0.0 [-1.0-2.0] 1.5 [0.0-3.0] 0.0 [-1.0-1.0] 0.5 [0.0-4.0] 3.0 [-2.5-15.3] |
0.457a) 0.474a) 0.724a) 0.866a) 0.636a) 0.607a) 0.855a) 0.885a) |
Values are presented as median [interquartile range] or number (%)
The intervention was angioembolization
Intensive care unit care was due to postoperative pulmonary embolism
Change in the K-WISQOL score=postoperative-preoperative K-WISQOL score
Statistically significant at p<0.05
UTI: urinary tract infection, ICU: Intensive care unit, K-WISQOL: Korean version of the Wisconsin Stone Quality of Life Questionnaire, SF: stone-free, RF: residual fragments
a)Mann Whitney U-test
b)Fisher’s exact test