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Table 3 Power calculation: Detected two-tailed bivariate correlation at 80% power

From: Protocol Across study: longitudinal transdiagnostic cognitive functioning, psychiatric symptoms, and biological parameters in patients with a psychiatric disorder

Correlation coefficient

Alpha

Na

0.08

0.0005

3492

0.14

0.0005

1134

0.2

0.0005

550

0.08

0.001

3192

0.014

0.001

1037

0.2

0.001

503

0.08

0.01

2184

0.14

0.01

709

0.2

0.01

345

  1. a Sample size accounting for a 20% attrition rate
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BMC Psychiatry

ISSN: 1471-244X

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