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Table 2 Example 2 REM Results

From: Reference effect measures for quantifying, comparing and visualizing variation from random and fixed effects in non-normal multilevel models, with applications to site variation in medical procedure use and outcomes

 

95% Range

REM (0.75) and 95% CI

REM (0.975) and 95% CI

All patient risk factors

[0.23, 4.38]

1.69 (1.65, 1.74)

4.38 (4.12, 4.77)

All site characteristics

[0.81, 1.16]

1.06 (1.03, 1.11)

1.16 (1.09, 1.28)

Unmeasured site variation (theoretical)

[0.78, 1.29]

1.09 (1.06, 1.13)

1.29 (1.17, 1.41)

Unmeasured site variation (bootstrap)

[0.78, 1.29]

1.09, (1.04, 1.11)

1.29 (1.11, 1.35)

  1. REM 95% ranges (in square brackets), and REM(0.75) and REM(0.975) with confidence intervals (in round brackets) for Example 2. Results are presented for all patient risk factors, all site characteristics and unmeasured site variation
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BMC Medical Research Methodology

ISSN: 1471-2288

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