Table 2.

Association of independent variables with ED visitation within 7 days

	Unadjusted OR (95% CI)	Adjusted OR (95% CI)
Female	0.97 (0.71 to 1.32)	0.93 (0.68 to 1.27)
Elderly (65+)	1.46 (1.07 to 1.99)	1.48 (1.08 to 2.04)
Weekday	1.02 (0.67 to 1.59)	0.95 (0.61 to 1.49)
Daytime*	1.04 (0.77 to 1.42)	0.97 (0.71 to 1.33)
Frequent caller	1.24 (0.64 to 2.29)	1.30 (0.94 to 1.81)
Region 2	0.67 (0.49 to 0.91)	0.77 (0.56 to 1.07)
Decision support used	0.87 (0.62 to 1.22)	0.95 (0.67 to 1.35)
Onward referral†	1.62 (1.19 to 2.21)	1.58 (1.15 to 2.19)

Logistic regression coefficients are presented as ORs and their 95% CIs in models adjusted for the effect of all other covariates presented in the table.

*Defined as occurring between 07:00 and 17:00.

†Patients referred to the nursing advice line, alternate transport to a non-ED destination, an on-site healthcare provider, a mobile care team or the poison control centre as compared with patients receiving advice only.