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

Hayashi, Makiko; Masuda, Sachiko; Kimura, Hiromichi

doi:10.1186/s40064-015-1549-7

SpringerPlus

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 analyses^a
	Pharmacists		OTC Manufacturers		Family or friends using OTCs		Medical doctors		Ordinary users of OTCs
	OR^b (95 % CI)	P-value^c	OR^b (95 % CI)	P-value^c	OR^b (95 % CI)	P-value^c	OR^b (95 % CI)	P-value^c	OR^b (95 % CI)	P-value^c
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]

The outcome and predictor variables were the use of each information provider (Yes/No) and the valuing of each information characteristic (Yes/No), respectively
CI confidence interval, OR odds ratio, OTC over-the-counter medication
^an = 1625
^bVariables were mutually adjusted
^cStatistically significant (P < .05)

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