Extreme ambient temperatures and cardiorespiratory emergency room visits: assessing risk by comorbid health conditions in a time series study

Table 2 Number and percentage of cardiovascular and respiratory disease emergency department visits by pre-existing medical conditions

Comorbid medical condition	Cardiovascular disease emergency room visits (n = 292,666)		Respiratory disease emergency room visits (n = 562,538)
Comorbid medical condition	No. of admissions	%	No. of admissions	%
Diabetes	21,386	7.3	11,690	2.1
Respiratory diseases	2,486	0.8	12,915	2.3
Respiratory infections	354	0.1	22,764	4.0
Hypertension	10,932	3.7	2,935	0.5
Cancer	1,926	0.7	2,862	0.5
Kidney diseases	3,109	1.1	1,357	0.2
Pneumonia	2,525	0.9	8,576	1.5
Cardiac diseases	19,167	6.5	6,789	1.2

ISSN: 1476-069X