Table 7

Identification of factors associated with performing laparoscopic colorectal surgery

Factor	No. (%)		Univariate analysis		Multivariate analysis

	Total	LC	OR (95% CI)	p value	OR (95% CI)	p value
Sex

Male	330	183 (55.5)	1.66 (0.96–2.86)	0.07	2.28 (1.18–4.43)	0.015

Female	630^†	27 (42.9)	1.00	—	1.00	—

Colorectal subspecialty training	65

Training v. no training		45 (69.2)	2.09 (1.19–3.69)	0.010	1.75 (0.87–3.53)	0.12

MIS subspecialty training	69

Training v. no training		49 (71.0)	2.33 (1.33–4.08)	0.003	2.12 (1.11–4.06)	0.023

Province^*				< 0.001

Alberta	31	14 (45.2)	1.34 (0.43–4.14)	0.61	1.36 (0.36–5.09)	0.65

British Columbia	48	29 (60.4)	2.48 (0.87–7.11)	0.09	3.39 (0.99–11.63)	0.05

Manitoba	21^†	8 (38.1)	1.00	—	1.00	—

New Brunswick	18	4 (22.2)	0.46 (0.11–1.92)	0.29	0.60 (0.13–2.88)	0.53

Newfoundland and Labrador	10	1 (10.0)	0.18 (0.019–1.71)	0.14	0.19 (0.017–2.17)	0.18

Nova Scotia	14	5 (35.7)	0.90 (0.22–3.68)	0.89	1.28 (0.26–6.24)	0.76

Ontario	164	93 (56.7)	2.13 (0.84–5.41)	0.11	2.79 (0.92–8.46)	0.07

Quebec	87	58 (66.7)	3.31 (1.23–8.87)	0.018	5.40 (1.67–17.48)	0.005

Saskatchewan	11	6 (54.5)	1.95 (0.45–8.55)	0.38	2.77 (0.50–15.32)	0.24

Years in practice				0.002	0.94 (0.92–0.97)	< 0.001

Age, yr				< 0.001

< 40	129	83 (63.9)	3.82 (1.94–7.54)	< 0.001

40–50	126	71 (55.9)	2.73 (1.39–5.37)	0.004

51–60	100	49 (48.5)	2.03 (1.01–4.09)	0.046

> 60	53^†	17 (30.9)	1.00	—

Hospital affiliation

University	226	130 (57.5)	1.39 (0.93–2.06)	0.11	1.65 (1.04–2.62)	0.034

Nonuniversity	176^†	87 (49.4)	1.00	—	1.00	—

CI = confidence interval; LC = laparoscopic colectomy; MIS = minimally invasive surgery; OR = odds ratio.
↵* Prince Edward Island (5 surgeons) and Northwest Territories (1 surgeon) excluded from logistic regression owing to small numbers.
↵† Indicates reference group.