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Table 2 Characteristics of study population, n (%)

From: Involvement of alcohol in injury cases in rural Sri Lanka: prevalence and associated factors among in-patients in three primary care hospitals

Characteristic Category Total (n = 883)  < 10 mg/dL (n = 755)  ≥ 10 mg/dL (n = 128) X2 p-value
Sex Male 593 (67.2) 466 (61.7) 127 (99.2) 69.8  < 0.001
Female 290 (32.7) 289 (38.3) 1 (0.8)   
Age, mediana (IQR) 38 (29–50) 38 (28–50) 41.0 (34–51)   0.047
Age group 18–25 153 (17.3) 142(18.8) 11 (8.6) 12.3 0.006
26–40 342 (38.7) 290 (38.4) 52 (40.6)   
41–55 253 (28.7) 204 (27.0) 49 (38.3)   
 ≥ 55 135 (15.3) 119 (15.8) 16 (12.5)   
Occupation Farmer 227 (25.7) 181 (24.0) 46 (35.9) 51.1  < 0.001
Daily wage labour 142 (16.1) 105 (13.9) 37 (28.9)   
Housewife 137 (15.5) 136 (18.0) 1 (0.8)   
Otherb 120 (13.3) 113 (15.0) 7 (5.5)   
Government employee 59 (6.7) 51 (6.8) 8 (6.3)   
Salaried employee 84 (9.5) 73 (9.7) 11 (8.6)   
Self-employed 57 (6.5) 46 (6.1) 11 (8.6)   
Business 57 (6.5) 50 (6.6) 7 (5.5)   
Hospital Thambuttegama 556 (62.8) 474 (62.8) 79 (61.7) 1.9 0.375
Galnewa 186 (21.0) 154 (20.4) 32 (25.0)   
Rajanganaya 144 (16.3) 127 (16.8) 17 (13.3)   
Current drinker Yes (AUDIT ≥ 1) 396 (44.8) 270 (35.8) 126 (98.4) 173.8  < 0.001
No (AUDIT < 1) 487 (55.2) 485 (64.2) 2 (1.6)   
  1. aDifferences between groups compared with Mann Whitney U test; bIncludes: ‘other’, security forces, retired, army, foreign employed, garment worker. Due to small numbers in categories, all subsequent analysis merged businessman, housewife and government employed into the ‘other’ category