Role of laparoscopy in rectal cancer: A review

Table 5 Length of hospital stay

Ref.	Design	Measure	LOS
			Lap	Open	P value
Guillou et al[8] "CLASSIC"	RCT	Median (range)	13 (9-18)	11 (9-15)	N/A
Kang et al[18] "COREAN"	RCT	Median (range)	8 (7-12)	9 (8-12)	0.06
Lujan et al[20]	RCT	mean ± SD	8.2 ± 7.3	9.9 ± 6.8	0.11
Ng et al[21]	RCT	Median (range)	10.8 (5-27)	11.5 (3-38)	0.55
Ng et al[22]	RCT	Median (range)	8.4 (2-32)	10 (3-39)	0.013
Braga et al[24]	RCT	mean ± SD	10 ± 4.9	13 ± 10	0.004
Zhou et al[30]	RCT	mean ± SD	8.1 ± 3.1	13.3 ± 3.4	0.001
Aziz et al[28]	MA	MD (d)	-2.67 d, 95%CI: -3.8-(-1.54)		0.06
Arezzo et al[31]	MA	MD (d)	-2.7 d, 95%CI: -3.6-(-1.7)		0.001

RCT: Randomized controlled trial; MA: Meta-analysis; LOS: Length of stay; SD: Standard deviation; MD: Mean difference; CI: Confidence intervall; N/A: Not applicable.