Reference ID

Sample size

Type of Study

Technique used

Type of surgery

Follow up period (Months)

QA assessment

Amali/2017/Iran

20

Prospective

UPPP

Classic Palatoplasty

6

Good

Amali/2017/Iran

20

Prospective

MRTA

Classic Palatoplasty

6

Good

Adzreil/2016/Malaysia

31

Prospective

AP + TBD

Anterior Palatoplasty

12

Good

Atan/2017/Turkey

14

Prospective

AP + MESP

Antero-lateral Palatoplasty

6

Good

Binar/2016/Turkey

23

Prospective

ESP

Lateral Palatoplasty

3

Good

Browaldh/2013/Sweden

32

Prospective

UPPP

Classic Palatoplasty

6

Good

Cammaroto/2017/Italy

10

Retrospective

UPPP

Classic Palatoplasty

6

Good

Cammaroto/2017/Italy

10

Retrospective

ESP

Lateral Palatoplasty

6

Good

Cammaroto/2017/Italy

10

Retrospective

BRP

Lateral Palatoplasty

6

Good

Carrasco-Llatas/2015/Spain

10

Retrospective

LP

Lateral Palatoplasty

7

Good

Carrasco-Llatas/2015/Spain

7

Retrospective

UPPP

Classic Palatoplasty

7

Good

Carrasco-Llatas/2015/Spain

10

Retrospective

EP

Lateral Palatoplasty

7

Good

Carrasco-Llatas/2015/Spain

4

Retrospective

ZP

Lateral Palatoplasty

7

Good

Carrasco-Llatas/2015/Spain

22

Retrospective

PPR

Classic Palatoplasty

7

Good

Chen/2015/Taiwan

32

Retrospective

RP

Antero-lateral Palatoplasty

6

Good

Cheng/2008/Taiwan

50

Prospective

MEUP

Anterior Palatoplasty

6

Fair

Chi/2014/Taiwan

25

Prospective

LP

Lateral Palatoplasty

6

Good

Cho K-S/2013/South Korea

23

Prospective

LPMR

Anterior Palatoplasty

6

Good

Choi/2013/Korea

20

Prospective

UPPP

Classic Palatoplasty

6

Good

Despeghel/2016/Belgium

19

Prospective

ESP

Lateral Palatoplasty

6

Good

DizdaR/2015/Turkey

9

Prospective Cohort

UPPP

Classic Palatoplasty

20

Good

Dizdar/2015/Turkey

14

Prospective

LP

Lateral Palatoplasty

20

Good

El-Anwar/2016/Egypt

24

Prospective

EP w/ SS

Lateral Palatoplasty

6

Good

El-Anwar/2017/Egypt

22

Prospective

DSS-ESP

Antero-lateral Palatoplasty

6

Good

Elbassiouny/2014/Egypt

28

Prospective

SPFP

Lateral Palatoplasty

6

Good

Elbassiouny/2016/Egypt

21

Prospective

SPWF

Antero-lateral Palatoplasty

6

Good

Emara/2016/Egypt

38

Prospective

AAP

Anterior Palatoplasty

6

Good

Guler/2018/Turkey

81

Retrospective

ESP

Lateral Palatoplasty

3

Good

Karakoc/2018/Turkey

28

Prospective

LP

Lateral Palatoplasty

6

Good

Karakoc/2018/Turkey

31

Prospective

ESP

Lateral Palatoplasty

6

Good

Karakoc/2018/Turkey

20

Prospective

AP

Anterior Palatoplasty

6

Good

Kim/2013/South Korea

92

Prospective

UPF + LP

Lateral Palatoplasty

6

Good

Lee/2010/Italy

30

Prospective

RP

Antero-lateral Palatoplasty

6

Fair