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Table 4 Binge drinking (6 or more drinks on one occasion) in the Australian Defence Force sample by demographic characteristics – frequencies, weighted percentages, odds ratios and 95 % confidence intervals

From: Alcohol use in the military: associations with health and wellbeing

  Never Less than monthly Monthly Weekly Daily or almost daily Weekly or daily binge drinking p-value Monthly or more binge drinking p-value
Odds ratio 95 % CIa Odds ratio 95 % CIa
Gender          
Male 868 (18.1) 1931 (39.7) 892 (19.1) 830 (18.5) 182 (4.6) 1 (Reference)   1 (Reference)  
Female 306 (43.2) 257 (38.7) 67 (9.3) 55 (8.0) 4 (0.8) 0.30 (0.23, 0.39) <0.0001 0.27 (0.22, 0.32) <0.0001
Age          
20–29 84 (12.3) 255 (35.4) 184 (27.5) 141 (22.4) 13 (2.4) 1.21 (0.96, 1.51) 0.10 1.65 (1.38, 1.97) <0.0001
30–39 455 (18.7) 1080 (43.7) 446 (18.3) 374 (16.0) 61 (3.3) 1 (Reference)   1 (Reference)  
40–49 408 (24.7) 658 (39.2) 235 (13.7) 274 (17.0) 77 (5.3) 1.20 (1.04, 1.39) 0.01 0.91 (0.81, 1.03) 0.15
50+ 227 (34.6) 195 (29.2) 94 (14.3) 96 (15.3) 35 (6.5) 1.25 (1.02, 1.52) 0.03 1.00 (0.85, 1.19) 0.98
Marital Status          
Single/Other 83 (13.0) 222 (39.3) 119 (20.4) 129 (23.8) 15 (3.5) 1.66 (1.33, 2.05) <0.0001 1.50 (1.25, 1.81) <0.0001
Living with partner 96 (14.1) 263 (38.9) 146 (24.1) 124 (20.0) 18 (3.0) 1.28 (1.05, 1.56) 0.01 1.47 (1.25, 1.72) <0.0001
Married 667 (20.4) 1410 (42.6) 557 (17.0) 492 (15.6) 115 (4.4) 1 (Reference)   1 (Reference)  
Separated/Divorced 78 (16.1) 168 (36.6) 87 (20.2) 87 (19.5) 28 (7.5) 1.43 (1.16, 1.76) 0.0007 1.52 (1.28, 1.82) <0.0001
Service          
Navy 192 (17.4) 480 (43.5) 210 (19.5) 176 (16.5) 31 (3.0) 0.84 (0.72, 0.98) 0.03 0.99 (0.87, 1.13) 0.91
Army 867 (21.8) 1529 (38.3) 683 (17.4) 667 (17.9) 147 (4.6) 1 (Reference)   1 (Reference)  
Air Force 115 (28.2) 178 (41.4) 66 (17.1) 42 (10.5) 8 (2.8) 0.58 (0.44, 0.77) 0.0002 0.77 (0.64, 0.92) 0.004
Rank          
Officer 460 (28.7) 707 (43.0) 241 (14.6) 179 (11.3) 33 (2.4) 0.74 (0.58, 0.94) 0.01 0.73 (0.61, 0.89) 0.0013
Non-commissioned Officer 595 (19.5) 1230 (38.9) 574 (18.0) 582 (19.0) 128 (4.6) 1.31 (1.06, 1.62) 0.01 1.18 (0.99, 1.41) 0.06
Other ranks 117 (17.4) 247 (37.6) 139 (21.0) 123 (19.0) 25 (4.9) 1 (Reference)   1 (Reference)  
Employment status          
Full time 573 (19.1) 1242 (42.2) 572 (19.8) 474 (16.6) 67 (2.3) 1 (Reference)   1 (Reference)  
Reserve 437 (24.5) 708 (40.4) 274 (15.9) 268 (15.7) 60 (3.5) 1.09 (0.96, 1.23) 0.20 0.97 (0.87, 1.07) 0.51
Ex-serving 164 (21.5) 238 (34.1) 113 (16.7) 143 (19.7) 59 (8.0) 1.67 (1.39, 2.00) <0.0001 1.27 (1.09, 1.49) 0.003
  1. NB Monthly or more binge drinking also includes those who binge drink weekly or daily
  2. aOdds ratios compare drinking behaviours between the categories of the demographic characteristics