Evaluation of the ability of standardized supports to improve public health response to syndromic surveillance for respiratory diseases in Canada

Table 4 Multivariable logistic regression models that account for repeated measures assessing the association between specified predictor variables and likelihood of taking a public health response to emergency department syndromic surveillance alerts by year within the study

		Outcomes
		(Odds Ratio, 95% Confidence Interval)
		Any response	Any response excluding watchful waiting	Watchful waiting	Internal notification	External notification
Intervention	Year 1	0.024 (<0.01, 0.51)^a	0.43 (0.06, 2.92)	0.04 (0.001, 1.58)	2.94 (0.12, 72.2)	0.04 (<0.01, 0.37)^a
Intervention	Year 2	0.20 (0.02, 2.38)	0.69 (0.16, 3.03)	0.19 (<0.01, 55.8)	0.98 (0.08, 12.4)	1.27 (0.19, 8.34)
Control		Reference	Reference	Reference	Reference	Reference
Medium LPHA	Year 1	0.83 (0.15, 45.9)	0.91 (0.06, 1.39)	4.25 (0.04, 423)	0.35 (0.01, 21.2)	3.66 (0.18, 74.0)
Medium LPHA	Year 2	0.29 (0.012, 7.12)	0.45 (0.06, 3.2)	11.7 (0.009, 15,000)	0.78 (0.04, 17.5)	1.18 (0.10, 13.9)
Large LPHA		Reference	Reference	Reference	Reference	Reference
Small LPHA	Year 1	0.352 (0.13, 9.30)	1.02 (0.12, 8.44)	1.28 (0.02, 69.2)	0.61 (0.02, 15.9)	3.83 (0.29, 50.5)
Small LPHA	Year 2	1.65 (0.11, 24.0)	0.56 (0.11, 2.86)	32.1 (0.05, 19,908)	0.19 (0.01, 3.33)	1.62 (0.21, 12.6)
Large LPHA		Reference	Reference	Reference	Reference	Reference
Sustained alert	Year 1	1.81 (1.10, 2.99)^a	2.06 (1.23, 3.45)^a	0.62 (0.24, 1.56)	2.21 (1.27, 3.84)^a	7.83 (3.2, 19.2)^a
Sustained alert	Year 2	0.24 (0.16, 0.35)^a	0.92 (0.61, 1.39)	0.15 (0.10, 0.23)^a	0.75 (0.47, 1.19)	0.59 (0.37, 0.94)^a
New alert		Reference	Reference	Reference	Reference	Reference

ISSN: 1471-2458