Table 3.

Number of studies that reported on each feature, and their corresponding references

Features and sub-features	Number of studies out of 36	Reference
Organizational culture	22	[3, 31–36, 38–43, 49, 51–53, 56, 84, 85];
Networks and communication	22	[3, 31, 33, 36–38, 40, 42, 43, 45–50, 52–54, 58, 85, 86];
Leadership	20	[32–34, 37–40, 42–45, 48–50, 52, 55, 56, 84, 85];
Resources
Financial resources	17	[3, 33, 35–37, 44, 46, 50, 52, 53, 54–56, 59, 84, 86];
Staffing and workload	14	[32, 35, 36, 38, 41, 43, 47–50, 57, 84];
Time	13	[35, 37, 42, 48, 51, 53, 55, 57–59, 85, 86];
Education and training	12	[32, 33, 37–39, 46, 48, 51–54, 56, 84];
Evaluation, monitoring, and feedback	14	[31, 32, 36, 39, 42–44, 48, 49, 51, 52, 56, 85];
Champion	11	[3, 32, 33, 36, 44, 48, 49, 52, 56, 59];