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Table 1 The basic characteristic of included studies

From: Management of large renal stones: laparoscopic pyelolithotomy versus percutaneous nephrolithotomy

Study/year

Study design

Study period

Surgical approach

Sample size

Age (year) (mean±SD)

Staghorn(%)

Stone feature

Stone burden (mean ±SD)

Study quality

Goel 2003 [11]

CCS

1995–2003

RLP

16

38.9(21–60)

NA

Solitary, Pelvis

3.6 cm(3.2–4.5)

5a

PCNL

12

41.4(20–62)

NA

4.1 cm(3.5–5.2)

Al-Hunayan 2011 [8]

RCT

2002–2010

RLP

55

41.2 ± 11.7

NA

Solitary, Pelvis

2.4 ± 0.4 cm

3b

PCNL

50

38.9 ± 11.9

NA

2.5 ± 0.4 cm

Perlin 2011 [12]

CCS

2009–2011

RLP

5

-

NA

Solitary, Pelvis

>2.3 cm

5a

PCNL

20

-

NA

>2.3 cm

Tefekli 2012 [9]

CCS

2006–2009

RLP

26

36.5 ± 11.1

NA

Solitary, Pelvis

>4 cm2

6a

PCNL

26

37.1 ± 10.0

NA

>4 cm2

Aminsharifi 2013 [10]

CCS

2009–2012

RLP

30

43.8 ± 15.0

NA

Solitary, Pelvis

3.53 ± 0.73 cm

5a

PCNL

30

45.3 ± 14.8

NA

3.66 ± 0.7 cm

Singh 2014 [14]

RCT

2010–2012

RLP

22

45.55 ± 14.22

NA

Solitary, Pelvis

>3 cm

3b

PCNL

22

44.95 ± 13.81

NA

>3 cm

Fawzi 2015 [13]

RCT

2012–2014

RLP

30

42.4 ± 12.1

NA

Solitary, Pelvis

3.2 ± 0.6 cm

2b

PCNL

30

44.6 ± 11.4

NA

3.4 ± 0.5 cm

Basiri 2014 [15]

RCT

2009–2012

TLP

30

38.5 ± 15.9

40

Pelvis

3.6 (2.8–4.4)cm

3b

PCNL

30

42.1 ± 14.3

30

3.3 (2.7–4.2)cm

Gaur 2001 [21]

CCS

--

RLP

42

39.12(8–65)

0

Multiple, Pelvis and calyx

2.0(1.0–4.8)cm

4a

PCNL

47

34.4

0

2.9(2.0–3.8)cm

Lee 2014 [19]

CCS

2004–2011

TLP

45

56.0 ± 13.7

4.4

Multiple, Pelvis and calyx

4.93 ± 3.03 cm

6a

PCNL

39

54.3 ± 13.0

28

4.63 ± 1.65 cm

Meria 2005 [17]

CCS

1999–2004

TLP

16

42 (21–63)

NA

Solitary, Pelvis

2.5 (2.0–3.3)cm

5a

PCNL

16

45 (24–69)

NA

2.6 (2.0–4.0)cm

 

Li 2014 [18]

RCT

2009–2013

RLP

89

55.63 ± 10.98

17

Pelvis

2.93 ± 1.02 cm

3b

PCNL

89

53.15 ± 11.54

19

3.0 ± 0.96 cm

Tepeler 2009 [16]

CCS

2006–2008

RLP

16

41.2 ± 16.8

NA

Pelvis

8.82 ± 3.2 cm2

3a

PCNL

16

43.86 ± 14.11

NA

 

8.49 ± 2.6 cm2

Haggag 2013 [20]

CCS

2009–2012

RLP

10

38.8 ± 12.17

NA

Pelvis

6.5 ± 1.20 cm2

4a

PCNL

42

42.03 ± 13.17

NA

 

4.19 ± 2.03 cm2

  1. RCT randomized controlled trial, CCS case controlled study, PCNL percutaneous nephrolithotomy, NA not available, RLP retroperitoneal laparoscopic pyelolithotomy, TLP transperitoneal laparoscopic pyelolithotomy
  2. a Using Newcastle-Ottawa Scale (score from 0 to 9)
  3. b Using Jadad scale (score from 0 to 5)