Table 3 Follow-up data of patients

Variable

72 patients

72 patients

P

Follow-up, mean, (SD), range (months)

18.9 (10.2),14–32

18.5 (9.4),12–34

0.675

Auxiliary treatment rate, no. (%)

4 (5.6)

50 (69.4)

<0.001

Cause of auxiliary treatment in follow-up, no. (%)

 Renal colic

2 (2.8)

10 (13.9)

 Repetatus urinary tract infection

0

6 (8.3)

 Stone induced hematuria

2 (2.8)

10 (13.9)

Increase in creatinine levels

0

4 (5.6)

Patient’s desire (increased stone duration)

0

20 (27.8)

Medical expulsive treatment, no. (%)

2 (2.8)

4 (5.6)

<0.001

Patients required auxiliary procedures, no (%).

2 (2.8)

46 (63.9)

<0.001

Auxiliary procedures, no

2

62

-

 URL

0

10

 FURL

0

12

 ESWL

0

26

 PCNL

2

4

Procedure per patient, mean, (SD), range

1.03 (0.17),1–2

1.86 (0.76),1–3

<0.001

Medical cost per patient, mean, (SD), range (RMB)

16431.2 (3425.3)

13125.1 (2165.4)

<0.001

14985.3–21325.4

9105.1–15143.2