Prices of over-the-counter drugs used by 15-year-old adolescents in Germany and their association with socioeconomic background

Table 1 Cohort structure and mean over-the-counter (OTC) drug prices with 95% confidence intervals (CI)

	n adolescents^a	n OTC drugs used^b	mean OTC drug price in €	95% CI
Total cohort	4677	1499	9.75	(9.27–10.22)
Gender
Male	2365	656	10.14	(9.27–11.01)
Female	2312	843	9.44	(8.92–9.95)
Study area
Munich	2343	752	10.74	(9.97–11.52)
Leipzig	414	122	9.19	(7.87–10.51)
Bad Honnef	188	72	8.66	(7.32–10.00)
Wesel	1732	553	8.65	(7.98–9.32)
Maternal educational level
Low	482	113	9.35	(7.71–10.99)
Medium	1731	572	9.13	(8.34–9.92)
High	2277	746	10.20	(9.52–10.88)
Paternal educational level
Low	926	240	8.12	(7.41–8.83)
Medium	989	294	10.13	(9.02–11.24)
High	2458	869	10.17	(9.47–10.86)
Household income
Low	686	206	9.18	(7.92–10.44)
Medium	1526	534	9.44	(8.77–10.11)
High	1817	583	10.24	(9.34–11.14)
Chronic disease
No	3425	1007	9.41	(8.83–10.00)
Yes	1239	479	10.40	(9.56–11.25)

^aOwing to missing values, the strata may not add up to the total of n = 4677 participants
^bOnly those OTC drugs with clearly identifiable prices were considered for analysis

ISSN: 1471-2458