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Table 1 Spontaneous passage rates of distal ureteral stones according to stone burden, location and smoking habits

From: The effect of smoking on spontaneous passage of distal ureteral stones

 

Spontaneous passage number (total number)

Spontaneous passage percentage

p Value

All patients

69 (88)

78%

 

1- 4 mm

42 (44)

95%

<0.05

4,1-8 mm

23 (36)

63%

 

8,1-10 mm

4 (8)

50%

 

Patients with smoking habits

23 (30)

76%

 

1- 4 mm

17 (17)

100%

<0.05

4,1-8 mm

6 (10)

60%

 

8,1-10 mm

0 (3)

0%

 

Patients without smoking habits

46 (58)

79%

 

1- 4 mm

25 (27)

92%

<0.05

4,1-8 mm

17 (26)

65%

 

8,1-10 mm

4 (5)

80%