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Table 2 Factors affecting knowledge score on self-medication

From: Public perception on the role of community pharmacists in self-medication and self-care in Hong Kong

  Univariate analysis (Chi-square) Knowledge Score Multivariate analysis (Logistic regression) Knowledge Score < 4
  < 4 ≥4 X2 P OR (95% CI) P
  n (%) n (%)     
Age       
18-29 64 (15.9) 154 (22.4) 49.05 < 0.001 reference 0.893
30-59 208 (51.6) 434 (63.0)    0.97 (0.64-1.47) 0.042
60 or above 131 (32.5) 101 (14.7)    1.82 (1.02-3.26)  
Gender       
Male 191 (47.5) 340 (49.3) 0.316 0.616 0.91 (0.67-1.23) 0.529
Female 211 (52.5) 350 (50.7)    reference  
Education       
No schooling/primary 100 (25.1) 61 (8.9) 64.74 < 0.001 3.19 (1.78-5.72) < 0.001
Secondary 218 (54.6) 379 (55.2)    1.50 (1.03-2.19) 0.035
Diploma/degree 81 (20.3) 246 (35.9)    reference  
Monthly household income (HK$) #       
< $2000-$5999 37 (13.4) 45 (8.3) 11.98 0.007 0.90 (0.48-1.68) 0.746
$6000-$9999 27 (9.8) 46 (8.5)    0.99 (0.55-1.78) 0.973
$10000-$24999 130 (47.1) 231 (42.5)    1.20 (0.83-1.73) 0.336
≥$25000 82 (29.7) 221 (40.7)    reference  
Presence of chronic illness       
Yes 309 (76.9) 571 (82.9) 5.88 0.017 1.03 (0.68-1.57) 0.877
No 93 (23.1) 118 (17.1)    reference  
  1. #HKD1 = USD0.128