Table 2.

Operated patients’ intra-operative and post-operative details.

	Pre-COVID (n = 110)		COVID (n = 59)
Intra-operative data
	Mean (±SD)	Range	Mean (+SD)	Range	p-value
Time from admission to theatre (hours)	22.7 (±17.8)	1–119.5	17.5 (±12.9)	1–68.5	0.029†
Operative time (min)	88.9 (±32.3)	23–221	81.8 (±26.3)	41–160	0.095†
Operative Approach for appendicectomy					<0.001‡
Open	1 (0.9%)		22 (37.3%)
Laparoscopic	101 (91.8%)		36 (61.0%)
Laparoscopic converted to open	8 (7.3%)		1 (1.7%)		0.452*
Time of day procedure performed					0.867*
Within office hours (8:00–17:00)	71 (64.6%)		39 (66.1%)
Out of hours (17:00–8:00)	39 (35.4%)		20 (33.9%)
Level of operating surgeon					0.265‡
Consultant (≥15 years post-qualification)	23 (20.9%)		7 (11.9%)
SPR (6–14 years post-qualification)	57 (51.8%)		31 (52.5%)
SHO (1–5 years post-qualification)	30 (27.3%)		21 (35.6%)
Level of assisting surgeon					0.219‡
Consultant (≥15 years post-qualification)	3 (2.7%)		4 (6.8%)
SPR (6–14 years post-qualification)	40 (36.4%)		26 (44.1%)
SHO (1–5 years post-qualification)	67 (60.9%)		29 (49.1%)
Operative findings
Perforated appendix	22 (20.0%)		12 (20.3%)		0.999*
Abscess formation	19 (17.3%)		20 (33.9%)		0.021*
Serous fluid	44 (40.0%)		35 (59.3%)		0.023*
Faecal contamination	7 (6.4%)		2 (3.4%)		0.497*
Appendicular stump closure					<0.001‡
Endoloop	96/109 (88.1%)		34 (57.6%)
Stapled	8/109 (7.3%)		6 (10.2%)
Sutured	5/109 (4.6%)		19 (32.2%)
Drain at time of surgery	19 (17.3%)		7 (11.9%)		0.503*
Post-operative data
Post-operative complications
Intra-abdominal collection	6 (5.5%)		6 (10.2%)		0.346*
Ileus	5 (4.6%)		7 (11.8%)		0.114*
HAP	3 (2.7%)		1 (1.7%)		0.999*
Post-operative critical care admission	0 (0%)		1 (1.1%)		0.658‡
Return to theatre	0 (0%)		0 (0%)
Histology results					0.993‡
Appendicitis	103/109 (94.5%)		56 (94.9%)
Malignancy	2/109 (1.8%)		1 (1.7%)
Normal	4/109 (3.7%)		2 (3.4%)

†: Mann-Whitney test; *: Fisher's exact test; ‡: Chi-squared test.