Table 3.

Temperature effects on ambulance attendances in Brisbane, Australia

	Lag in days	Attendance category (95% CI)
		Total (22°C)	Cardiovascular (22°C)	Respiratory (22°C)	Other (15.5/28°C)
Heat effect	0–1	1.17 (0.86 to 1.48)	0.45 (−0.26 to 1.16)	−0.38 (−1.40 to 0.63)	20.56 (15.15 to 26.10)
	2–15	−0.82 (−1.35 to −0.30)	−1.85 (−3.06 to −0.64)	−1.99 (−3.72 to −0.25)	−12.37 (−27.06 to 2.48)
	16–27	−0.47 (−0.97 to 0.04)	−0.35 (−1.51 to 0.81)	−0.72 (−2.38 to 0.94)	3.19 (−10.30 to 16.83)
Cold effect	0–1	−0.16 (−0.40 to 0.08)	−0.62 (−1.17 to −0.06)	0.63 (−0.09 to 1.34)	−0.38 (−2.12 to 1.38)
	2–15	1.30 (0.87 to 1.73)	1.63 (0.64 to 2.62)	3.65 (2.38 to 4.92)	3.40 (0.43 to 6.37)
	16–27	0.12 (−0.28 to 0.53)	−1.1 (−2.03 to −0.16)	0.9 (−0.30 to 2.11)	6.49 (3.62 to 9.36)

Significant effects are highlighted in bold.

Effects given as per cent change per 1°C above or below threshold (threshold stated in brackets for each category).