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Table 1 Characteristics of the study participants— medication adherence study, Anuradhapura 2017

From: Comparison of medication adherence between type 2 diabetes mellitus patients who pay for their medications and those who receive it free: a rural Asian experience

ItemsFee-paying group—SPC (n = 50)THA (n = 50)BHT (n = 50)DHK (n = 50)Universal-free group (n = 150)p value*
Demographic data
 Median age (IQR)59 (52–65)59 (54–65)60 (49–67)60 (54–67)60 (52–66)0.73#
 Years residing at Anuradhapura (IQR)47 (35–58)57 (47–63)40 (28–57)56 (40–62)52 (36–61)0.17#
 Median monthly salary (rupees) (IQR)30,000 (23,684–40,250)15,000 (9750–25,000)8000 (3000–15,000)10,000 (2000–25,000)15,000 (5000–25,000)< 0.01#
Data related to co-morbidities
 Median duration of T2DM (months) (IQR)66 (33–135)60 (23–147)72 (33–120)72 (36–135)60 (36–120)0.56#
 Percentage with any level of visual Impairment (%)54505868590.56$
 Percentage with hyperlipidemia (%)42584436460.62$
 Percentage with hypertension (%)42565258550.10$
  1. SPC State Pharmaceutical Corporation, THA Teaching Hospital Anuradhapura, BHT Base Hospital Thambuttegama, DHK Divisional Hospital Kekirawa, T2DM type 2 diabetes mellitus, IQR interquartile range
  2. *p value was calculated for the fee-paying group against the universal-free group (THA, BHT, DHK combined)
  3. #Mann-Whitney U test was performed
  4. $Chi-square test was performed