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Table 2 Newcastle-Ottawa Scale for risk of bias assessment of the included studies

From: Comparison of the long-term follow-up and perioperative outcomes of partial nephrectomy and radical nephrectomy for 4 cm to 7 cm renal cell carcinoma: a systematic review and meta-analysis

Study Design

Selection

Comparability

Outcome

Total

Representativeness of exposed cohort

Selective of nonexposed Cohort

Ascertainment of exposure

Outcome not present at start

Assessment of outcome

Adequate follow-up length

Adequacy of follow-up

Kim

R

*

*

*

*

**

 

*

*

8

Badalato

R

*

 

*

*

**

 

*

*

7

Jang

R

*

*

*

*

*

*

*

*

8

Iizuka

R

*

 

*

*

**

*

*

*

8

Roos2011

R

*

 

*

*

**

*

*

*

8

Roos2012

R

*

 

*

*

 

*

*

*

8

Crepel

R

*

*

*

*

**

*

*

*

9

Milonas

R

*

 

*

*

*

*

*

*

7

Thompson

R

*

 

*

*

**

*

*

*

8

Pignot

R

*

 

*

*

**

*

*

*

8

Antoneli

R

*

 

*

*

**

*

*

*

8

Meskawi

R

*

 

*

*

**

 

*

*

7

Weight

R

*

*

*

*

**

*

*

*

9

Simmoons

R

*

 

*

*

**

*

*

*

8

Robert

R

*

*

*

*

**

*

*

*

9

Patard

R

*

 

*

*

**

 

*

*

8

  1. R Retrospective study
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BMC Urology

ISSN: 1471-2490

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