Table 3.

Study design.

Study design	No. of studies	Studies
Qualitative	27
Grounded theory	10	[39, 40, 42, 55, 56, 65, 71, 72, 76, 79]
Unspecified	5	[37, 49, 62, 69, 82]
Descriptive	4	[43, 48, 63, 83]
Thematic analysis	3	[47, 60, 68]
Ethnography	2	[58, 77]
Phenomenology	2	[45, 75]
Interpretive description	1	[78]
Quantitative	10
Observational, cross‐sectional study with control group	4	[18, 24, 29, 70]
Observational, cross‐sectional study with no control group	2	[52, 74]
Post‐intervention, cross‐sectional study with no control	1	[59]
Post‐intervention, cross‐sectional study with historical control	1	[73]
Observational, prospective study	2	[50, 66]
Mixed methods	6
Observational, cross‐sectional study	4	[27, 41, 51, 52, 54]
Quasi‐experimental, post‐intervention with historical control	1	[46]
Post‐intervention, no control	1	[57]
Descriptive	2	[7, 53]
Review	4	[25, 38, 80, 81]