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Table 2 Treatment outcome in relation to stone size

From: Efficacy of commercialised extracorporeal shock wave lithotripsy service: a review of 589 renal stones

 

< 5 mm

n = 105 (18%)

5–10 mm

n = 341 (58%)

10–20 mm

n = 131 (22%)

> 20 mm

n = 12

(2%)

Mean no of sessions (range)

1.1 (1–3)

1.3 (1–4)

1.6 (1–4)

1.4 (1–3)

Success after initial ESWL, n (%)

90 (86)

245 (72)

67 (51)

6 (50)

Accumulated success after 2nd

102 (97)

303 (89)

99 (76)

8 (67)

ESWL, n (%)

Accumulated success after ≥3rd

103 (98)

322 (95)

115 (88)

9 (75)

ESWL, n (%)

JJ present at ESWL, n (%)

5 (5)

29 (9)

20 (15)

2 (17)

Acute JJ placement after ESWL, n (%)

0

11 (3)

6 (5)

0