Feasibility of single-port laparoscopic appendectomy for retrocecal appendicitis: A propensity score-matched study with multi-port laparoscopic appendectomy

doi:10.4240/wjgs.v17.i7.105925

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World Journal of Gastrointestinal Surgery

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1948-9366

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

Retrospective Cohort Study

World J Gastrointest Surg. Jul 27, 2025; 17(7): 105925
Published online Jul 27, 2025. doi: 10.4240/wjgs.v17.i7.105925

Table 1 Patients’ characteristics

	Pre-match				Post-match
	SPLA (n = 264)	MPLA (n = 777)	P value	SMD	SPLA (n = 235)	MPLA (n = 235)	P value	SMD
Age (year)^a	29.3 ± 18.5	38.0 ± 20.8	< 0.001	0.444	31.1 ± 18.7	30.3 ± 18.7	0.646	0.044
Sex			0.523	0.051			0.854	0.026
Male	134 (50.8)	414 (53.3)			122 (51.9)	119 (50.6)
Female	130 (49.2)	363 (46.7)			113 (48.1)	116 (49.4)
BMI (kg/m²)^b	22.3 ± 4.3	22.8 ± 4.0	0.038	0.138	22.4 ± 4.1	22.3 ± 4.3	0.567	0.038
Medical history^b			0.041	0.152			0.923	0.018
No	176 (66.7)	461 (59.3)			153 (65.1)	151 (64.3)
Yes	88 (33.3)	316 (40.7)			82 (34.9)	84 (35.7)
Abdominal operation history			0.288	0.087			1.000	0.015
No	244 (92.4)	699 (90.0)			215 (91.5)	214 (91.1)
Yes	20 (7.6)	78 (10.0)			20 (8.5)	21 (8.9)
Smoking			0.105	0.056			0.830	0.016
No	226 (85.6)	630 (81.1)			198 (84.3)	195 (83.0)
Yes	33 (12.5)	112 (14.4)			32 (13.6)	33 (14.0)
Quit	5 (1.9)	35 (4.5)			5 (2.1)	7 (3.0)
ASA classification^a			< 0.001	0.199			0.385	0.079
1	119 (45.1)	455 (58.6)			119 (50.6)	131 (55.7)
2	139 (52.7)	296 (38.1)			112 (47.7)	98 (41.7)
3	6 (2.3)	25 (3.2)			4 (1.7)	6 (2.6)
4	0 (0.0)	1 (0.1)			0 (0.0)	0 (0.0)
Pre-op WBC count (× 10³)	13.0 ± 4.1	12.7 ± 4.3	0.676	0.056	12.9 ± 4.1	12.7 ± 4.2	0.744	0.030
Pre-op CRP^b	2.9 ± 4.8	3.7 ± 5.9	0.030	0.147	3.1 ± 5.0	3.1 ± 5.3	0.794	0.005
Type of appendicitis^a			< 0.001	0.394			1.000	0.011
Mild	218 (82.6)	510 (65.6)			190 (80.9)	189 (80.4)
Severe	46 (17.4)	267 (34.4)			45 (19.1)	46 (19.6)
Presence of abscess			0.791	0.035			0.285	0.132
No	258 (97.7)	755 (97.2)			229 (97.4)	233 (99.1)
Yes	6 (2.3)	22 (2.8)			6 (2.6)	2 (0.9)
Pre-op PCD insertion			0.443	0.050			1.000	0.092
No	263 (99.6)	776 (99.9)			234 (99.6)	235 (100.0)
Yes	1 (0.4)	1 (0.1)			1 (0.4)	0 (0.0)

^aP < 0.001 vs multi-port laparoscopic appendectomy.

^bP < 0.05 vs multi-port laparoscopic appendectomy.

Data are shown as n (%) of patients or mean (SD). SPLA: Single-port laparoscopic appendectomy; MPLA: Multi-port laparoscopic appendectomy; BMI: Body mass index; SMD: Standardized mean difference; ASA: American Society of Anesthesiologists; WBC: White blood cell; CRP: C-reactive protein.

Citation: Woo SA, Roh SJ, Sung NS, Choi WJ. Feasibility of single-port laparoscopic appendectomy for retrocecal appendicitis: A propensity score-matched study with multi-port laparoscopic appendectomy. World J Gastrointest Surg 2025; 17(7): 105925
URL: https://www.wjgnet.com/1948-9366/full/v17/i7/105925.htm
DOI: https://dx.doi.org/10.4240/wjgs.v17.i7.105925