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Table 3 Associations between information characteristics valued and the use of information providers in OTC purchasers

From: Key information providers, channels, and characteristics of Japanese consumers’ informed choices of over-the-counter medications

Information characteristic (valued: yes/no) Multivariate logistic regression analysesa
Pharmacists OTC Manufacturers Family or friends using OTCs Medical doctors Ordinary users of OTCs
ORb (95 % CI) P-valuec ORb (95 % CI) P-valuec ORb (95 % CI) P-valuec ORb (95 % CI) P-valuec ORb (95 % CI) P-valuec
Specialty
 Yes 0.97 (0.78, 1.22) 0.818 1.50 (1.20, 1.88) <0.001 0.85 (0.68, 1.05) 0.129 2.12 (1.71, 2.64) <0.001 1.29 (1.01, 1.63) 0.039
 No 1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]  
Objectivity  
 Yes 1.14 (0.92, 1.42) 0.218 1.03 (0.83, 1.27) 0.793 1.21 (0.98, 1.48) 0.074 1.21 (0.98, 1.48) 0.074 1.57 (1.25, 1.97) <0.001
 No 1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]  
Concreteness  
 Yes 0.88 (0.70, 1.10) 0.252 1.16 (0.94, 1.44) 0.172 1.82 (1.47, 2.25) <0.001 1.35 (1.09, 1.67) 0.006 1.76 (1.37, 2.26) <0.001
 No 1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]  
Comprehensiveness  
 Yes 1.17 (0.86, 1.60) 0.324 1.53 (1.12, 2.10) 0.008 1.08 (0.80, 1.45) 0.613 1.41 (1.05, 1.90) 0.024 1.35 (0.98, 1.87) 0.066
 No 1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]  
Individuality    
 Yes 2.00 (1.61, 2.48) <0.001 0.71 (0.58, 0.88) 0.001 0.83 (0.68, 1.02) 0.073 1.41 (1.15, 1.73) 0.001 0.90 (0.72, 1.14) 0.383
 No 1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]  
Availability    
 Yes 1.20 (0.96, 1.50) 0.108 1.27 (1.02, 1.57) 0.033 1.46 (1.18, 1.80) 0.001 1.15 (0.93, 1.43) 0.192 1.73 (1.37, 2.18) <0.001
 No 1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]   1.00 [Reference]  
  1. The outcome and predictor variables were the use of each information provider (Yes/No) and the valuing of each information characteristic (Yes/No), respectively
  2. CI confidence interval, OR odds ratio, OTC over-the-counter medication
  3. an = 1625
  4. bVariables were mutually adjusted
  5. cStatistically significant (P < .05)