Number of articles

No

Yes

Design:

1) Was the study observational (cross-sectional)^*?

0

8

2) Was probability sampling used?

6

2

Sample:

1) Was sample size justified?

0

8

2) Was sample drawn from more than one site?

6

2

3) Was anonymity protected?

1

6^**

4) Was response rate more than 60%?

4

4

Measurement:

1) Reliability

4

4

2) Used a valid instrument for measurement of nurses’ research capacity?

2

6

Research capacity:

1) Were contextual determinants measured rather than self-reported

0

8

2) If a scale was used for measuring effect, was the internal consistency > 70?

4

4

Theoretical framework or model for guidance

1

7

Statistical analysis:

1) If multiple effects were studied, were correlations analysed?

5

3

2) Were outliners managed and addressed in the study

8

0