Table 1

The characteristics of patient, calculi, intervention and hospitalization

Total

No septic shock

Septic shock

P value


Characteristics

Events

101

80

21


Age

Median (range)

67 (29-90)

64 (29-78)

74 (34-90)

< 0.001


Sex

Male

32 (31.7%)

27 (33.8%)

5 (23.8%)

0.441


Female

69 (68.3%)

53 (66.3%)

16 (76.2%)


Body mass index

Median (range)

22.4 (13.9-35.7)

22.8 (13.9-35.7)


22.3 (17.6-27.4)

0.414


Stone location

Right

48 (47.5%)

38 (47.5%)

10 (47.6%)


Left

47 (46.5%)

36 (45.0%)

11 (52.4%)


Bilateral

6 (5.9%)

6 (7.5%)

0 (0%)


Kidney

22 (21.8%)

15 (18.8%)

7 (33.3%)

0.229


Ureter

74 (73.3%)

61 (76.3%)

13 (61.9%)


Unclear

5 (5.0%)

4 (5.0%)

1 (4.8%)


Stone size (mm)

Median (range)

9 (1-78)

9 (3-78)

9(1-20)

0.327


Unclear

14 (13.9%)

12 (15.0%)

3 (14.3%)


Drainage

Ureteral stent insertion

90 (89.1%)

73 (91.3%)

17 (81.0%)

0.168


Percutaneous nephrostomy

11 (10.9%)

7 (8.8%)

4 (19.0%)


Culture

Positive urine culture

69 (68.3%)

53 (66.3%)

16 (76.2%)

0.441


Bacteremia

36 (35.6%)

21 (26.3%)

15 (71.4%)

< 0.001


Intratracheal intubation

13 (12.9%)

4 (5.0%)

9 (42.9%)

< 0.001


Days from initial symptom to drainage

Median (range)

3 (0-38)

3 (0-38)

2 (0-16)

0.008


Hospital stay (day)

Median (range)

11 (1-171)

10 (1-171)

14 (1-95)

0.011


Mortality

2 (2.0%)

0 (0%)

2 (9.5%)


Yamamoto et al. BMC Urology 2012 12:4   doi:10.1186/1471-2490-12-4

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