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Table 4 Respondent's lifetime and current use of khat and cigarette smoking by sex, June 2009

From: Substance use and its predictors among undergraduate medical students of Addis Ababa University in Ethiopia

  Sex   
Khat use and cigarette smoking habit Male, n (%) Female, n (%) Total, n (%) p-value
Ever chewed khat     
   Yes 77 (18.1) 11 (5.6) 88 (14.1)  
   No 349 (81.9) 185 (94.4) 534 (85.9) < 0.001
Chewed khat within the last 12 months     
   Yes 40 (9.4) 3 (1.5) 43 (6.9)  
   No 386 (90.6) 193 (98.5) 579 (93.1) < 0.001
Chewed khat within the last 30 days     
   Yes 21 (4.9) 2 (1.0) 23 (3.7)  
   No 405 (95.1) 194 (99.0) 599 (96.3) 0.016
Chewed khat within the last 7 days     
   Yes 15 (3.5) 2 (1.0) 17 (2.7)  
   No 411 (96.5) 194 (99.0) 605 (97.3) 0.075
Currently chewing khat     
   Yes 12 (2.8) 2 (1.0) 14 (2.3)  
   No 414 (97.2) 194 (99.0) 608 (97.7) 0.244
Ever smoked cigarette     
   Yes 45 (10.6) 9 (4.6) 54 (8.7)  
   No 381 (89.4) 187 (95.4) 568 (91.3) 0.014
Currently smoking cigarette     
   Yes 10 (2.3) 1 (0.5) 11 (1.8)  
   No 416 (97.7) 195 (99.5) 611 (98.2) 0.187
Total, n (%) 426 (68.5) 196 (31.5) 622