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Table 2 Inter-tester reliability of the total “Motor Optimality Score” pair wise and between the three observers (A-C), comparing Intraclass Correlation Coefficient (ICC), 95% confidence intervals (95% CI), and within subject standard deviation (Sw)

From: Inter- and intra-observer reliability of the “Assessment of Motor Repertoire- 3 to 5 Months” based on video recordings of infants with Prader-Willi syndrome

Observers

ICC

95%CI

Sw

A-B

0.86

0.58–0.95

2.54

A-C

0.95

0.85–0.98

2.64

B-C

0.89

0.67–0.96

2.66

A-B-C

0.93

0.84–0.98

3.82

  1. N = 15 observations for A, B and C
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BMC Pediatrics

ISSN: 1471-2431

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