Transverse Skin Crease versus Vertical Midline Incision versus Laparoscopy for Right Hemicolectomy: A Systematic Review—Current Status of Right Hemicolectomy

Table 2

Evaluation of methodological quality of the included studies.

Items/author*	Stipa et al.,; 2000 [33]	Lindgren et al.,; 2001 [34]	Brown et al.,; 2004 [35]	Lohsiriwat et al.,; 2007 [36]	Tan et al.,; 2009 [37]	Veenhof et al.,; 2011 [38]	Tanis et al.,; 2012 [39]
Inclusion criteria	1	1	1	1	1	1	1
Exclusion criteria	0	1	1	1	1	1	1
Comparable demographics?	1	1	1	1	1	1	1
Could the number of participating centers be determined?	1	1	1	1	1	1	1
Could the number of surgeons who participated be determined?	0	0	1	1	0	0	1
Could the reader determine where the authors were on the learning curve for the reported procedure?	0	0	1	0	1	0	0
Were diagnostic criteria clearly stated for clinical outcomes if required?	1	1	1	1	1	1	1
Was the surgical technique adequately described?	1	1	1	1	1	1	1
Did they try to standardize the surgical technique?	0	1	0	1	0	0	1
Did they try to standardize perioperative care?	0	1	1	0	1	0	1
Were the age and range given for patients in the ORHT group?	1	0	1	1	0	1	1
Did the authors address whether there were any missing data?	0	1	1	0	0	1	1
Were the age and range given for patients in the comparative group(s)?	1	0	1	1	1	1	1
Were patients in each group treated along similar timelines?	1	1	1	1	1	1	1
The patients asking to enter the study, did they actually take part in it?	0	0	0	0	0	0	0
Were dropout rates stated?	0	1	0	0	0	0	0
Were outcomes clearly defined?	1	1	1	1	0	1	1
Were there blind assessors?	0	0	1	0	0	0	0
Were there standardized assessment tools?	0	1	1	0	0	0	0
Was the analysis by intention to treat?	0	1	1	0	1	1	1
Score	9	14	17	12	11	12	15

Total score: 20; <8: poor quality; 8–14: fair quality; ≥15: good quality.
∗Named by reference number and listed by publication date.