Single-Incision Laparoscopic Surgeries for Colorectal Diseases: Early Experiences of a Novel Surgical Method

Table 6

Comparison of pathological and surgical outcomes between single-incision laparoscopic colectomy and other minimally invasive surgeries.

Author	No. of patients	Margin	Dissected lymph nodes	Length of specimen	Mortality	Morbidity	Readmission	Hospital stay	Postoperative pain score
	(groups)	(% positive)	(𝑛)	(cm)	(%)	(%)	(%)	(days)
McNally et al. [19]	27 versus 46; (SILC versus LAC)	0 versus 0	15^# versus 17^#; (𝑃=0.33)	NA	0 versus 4.3; (𝑃 = NA)	18.5 versus 34.8; (𝑃= NA)	NA	3^# versus 5^#; (𝑃=0.07)	NA
Ramos-Valadez et al. [22]	20 versus 20 (SILC versus LAC)	0 versus 0	20.3 versus 18.3 (𝑃<0.68)	NA	0 versus 0	10.0 versus 10.0 (𝑃<1.0)	0 versus 0	3.2 versus 3.8 (𝑃<0.25)	NA
Wolthuis et al. [24]	14 versus 14; (SILC versus LAC)	0 versus 0	12^# versus 14^#; (𝑃=NA)	17^# versus 18^#; (𝑃=0.47)	0 versus 0	0 versus 0	0 versus 0	7^# versus 6^#; (𝑃=0.13)	Overall mean1.00 versus 1.39; (𝑃=0.25)
Champagne et al. [27]	29 versus 29; (SILC versus LAC)	0 versus 0	19.4 versus 21.6; (𝑃=0.81)	44 versus 44; (𝑃=0.54)	NA	17.2 versus 24.1; (𝑃=0.28)	NA	3.7 versus 3.9; (𝑃=0.44)	NA
Chen et al. [30]	18 versus 21; (SILC versus LAC)	Distal free margin (cm) 16 versus 13.5; (𝑃=0.094)	19.5^# versus 19^#; (𝑃=0.98)	NA	0 versus 0	16.6 versus 9.5; (𝑃=0.51)	0 versus 0	5^# versus 5^#; (𝑃=0.90)	Demerol usage (mg); 10^# versus 10^#; (𝑃=0.82)
Papaconstantinou et al. [31]	29 versus 29 versus 29; (SILC versus LAC versus HALS)	NA	16.4 versus 16.9 versus 18.1; (𝑃=0.83)	NA	0 versus 0 versus 0	(i) Leakage 3.4 versus 0 versus 0; (𝑃=0.36); (ii) SSI; 6.9 versus 10.3 versus 6.9; (𝑃=0.86); (iii) Minor wound complication; 10.3 versus 13.8 versus 17.2; (𝑃=0.75)	13.8 versus 6.9 versus 10.3; (𝑃=0.69)	3.4 versus 4.6 versus 4.9; ( P< 0.05)	Mean maximum; Day 1: 4.7 versus 6.0 versus 6.0; ( P< 0.05); Day 2: 3.8 versus 5.2 versus 5.0; ( P< 0.05)
Gandhi et al. [33]	24 versus 24; (SILC versus HALS)	NA	24.6 versus 18.6; (𝑃=0.22)	NA	NA	8.3 versus 0; (𝑃=0.15)	NA	2.7 versus 3.3; ( P= 0.02)	NA
Waters et al. [35]	16 versus 27; (SILC versus LAC)	0 versus 0	18 versus 16; (𝑃=0.10)	18 versus 18; (𝑃=0.92)	0 versus 3.7; (𝑃=0.44)	18.8 versus 14.8; (𝑃=0.99)	6.3 versus 3.7; (𝑃=0.99)	5 versus 6; (𝑃=0.53)	NA
Adair et al. [36]	17 versus 17; (SILC versus LAC)	NA	20.1 versus 18.6; (𝑃=0.70)	NA	5.9 versus 0; (𝑃=NA)	29.4 versus 23.5; (𝑃=NA)	NA	3.9 versus 4.1; (𝑃=0.87)	NA

NA: data not available, SILC: single-incision laparoscopic colectomy, LAC: multiport laparoscopic colectomy, HALS: hand-assisted laparoscopic surgery (colectomy).
^#Median value, SSI: surgical site infection.