Table 1:

Characteristics of Ontario residents who visited the emergency department because of alcohol use, 2003–2016 (n = 480 611)

CharacteristicNo. (%) of patients*Standardized difference
Women
n = 170 225
Men
n = 310 386
No. of visits attributable to alcohol use (% of total visits), n = 765 346247 044 (32.3)518 302 (67.7)
No. of visits in year of initial visit, mean ± SD1.45 ± 2.051.67 ± 3.320.80
 1 visit141 481 (83.1)246 752 (79.5)0.09
 2 visits15 971 (9.4)32 940 (10.6)0.04
 3 visits5234 (3.1)11 681 (3.8)0.04
 4 visits2425 (1.4)5711 (1.8)0.03
 ≥ 5 visits5114 (3.0)13 302 (4.3)0.07
Age, yr
Age, mean ± SD36.42 ± 17.7941.09 ± 17.310.27
 10–1829 646 (17.4)28 315 (9.1)0.25
 19–2433 312 (19.6)47 220 (15.2)0.12
 25–4038 398 (22.6)74 084 (23.9)0.03
 41–6456 003 (32.9)130 635 (42.1)0.19
 65–8010 799 (6.3)26 811 (8.6)0.09
 > 802067 (1.2)3321 (1.1)0.01
Income quintile
1 (lowest)48 754 (28.6)95 616 (30.8)0.05
233 115 (19.5)63 896 (20.6)0.03
329 115 (17.1)54 271 (17.5)0.01
428 130 (16.5)47 917 (15.4)0.03
5 (highest)28 867 (17.0)43 932 (14.2)0.08
Population centre and rural area classification
Large urban population centre (≥ 100 000)110 660 (65.0)207 245 (66.8)0.01
Medium population centre (30 000–99 999)16 170 (9.5)27 476 (8.9)0.02
Small population centre (1000–29 999)18 600 (10.9)31 815 (10.3)0.04
Rural population centre (< 1000)24 731 (14.5)43 797 (14.1)0.01
  • Note: SD = standard deviation.

  • * Unless stated otherwise.

  • The legal drinking age in Ontario is 19 years.