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. 2019 Nov 7;8:266. doi: 10.1186/s13643-019-1161-y

Table 3.

Process evaluation research design of included studies (n = 226)

Process evaluation design Number of studies (%)
Mixed methods 21 (9.3)
Multi-methods 56 (24.8)
Qualitative 98 (43.4)
Quantitative descriptive 51 (22.6)