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Table 5 Summary of Bayesian Methods used in primary and secondary results papers

From: Bayesian statistics in the design and analysis of cluster randomised controlled trials and their reporting quality: a methodological systematic review

N (%)

Total (N = 11)

Primary (N = 7)

Secondary (N = 4)

Sample Size (used)

0 (0.0)

0 (0.0)

0 (0.0)

Sample Size (discussed)

0 (0.0)

0 (0.0)

0 (0.0)

Analysis (used)

11 (100.0)

7 (100.0)

4 (100.0)

Priors used

Informative

2 (18.2)a

1 (14.3)a

1 (25.0)

Weakly Informative

1 (9.1)

1 (14.3)

0 (0.0)

Non-informative

5 (45.5)a

3 (42.9)a

2 (50.0)

Unspecified

4 (36.4)

3 (42.9)

1 (25.0)

Analysis (discussed)

N/A

N/A

N/A

  1. aOne paper reported the use of two Bayesian models — the first model implementing a non-informative prior and the second model utilising “collateral” information