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Table 7 Studies reporting relationship between charging and adherence

From: Patient medical costs for tuberculosis treatment and impact on adherence in China: a systematic review

Study design Study Comment
Survey National TB epidemiological survey 200217 45% (121/272) of patients having interrupted or suspended treatment due to financial difficulty
  Zhang 200712 9% of households with TB suspects (2308) or patients defaulted due to financial burden
  Xu 200920 16% (13/82) of non-adherence patients interrupted treatment because of high medical costs of the treatment
  Ai 201022 2% of patients who interrupted treatment (43) because of financial difficulty
Cohort Jackson 200611 3% (5/159) was too poor to begin treatment
  Sun 200723 Patients who were charged high medical cost were more likely to interrupt treatment than patients having lower medical costs