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Table 1 Characteristics of excluded studies

From: Mobile phone text messaging for promoting adherence to anti-tuberculosis treatment: a systematic review

Study

Reason for exclusion

Mohammed[27]

No appropriate control group.

Mahmud[33]

Text messaging intervention was delivered to community health care workers in order to improve patient-physician communication. Therefore, the study did not assess the use of SMS text messaging for promoting adherence to TB treatment in patients.

Person[28, 29]

No appropriate control group.

Liu[34]

The study did not report any of the outcomes of interest.

Kao[30]

This is a descriptive study. No appropriate control group.

Batra[31]

No appropriate control group.

Hoffman[35, 36]

A pilot study in which text messages are bundled with video messages and is not possible to separate the effects of the text messages alone.