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Table 1 Proportional questionnaire and prescription audit sample sizes at PHC facilities

From: Evaluating the implementation of the standard treatment guidelines (STGs) and essential medicines list (EML) at a public South African tertiary institution and its associated primary health care (PHC) facilities

Clinic No. of prescribing nurses No. of nurses to be surveyed for questionnaire No. of prescriptions per month No. of prescriptions to be reviewed for prescription audit
Facility 1 18 13 7240 41
Facility 2 16 12 2837 16
Facility 3 16 12 6239 35
Facility 4 4 3 1460 8
Facility 5 4 3 2400 13
Facility 6 17 12 4814 27
Facility 7 16 12 7124 40
Facility 8 5 4 1659 9
Facility 9 4 3 1005 6
Facility 10 9 6 1787 10
Facility 11 8 6 2185 12
Facility 12 11 8 6801 38
Facility 13 6 4 1415 8
Total 134 98 46,966 263