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kappaSize (version 1.1)

Sample Size Estimation Functions for Studies of Interobserver Agreement

Description

This package contains basic tools for the purpose of sample size estimation in studies of interobserver/interrater agreement (reliability). This package contains sample size estimation functions for both the power-based and confidence interval-based methods, with binary or multinomial outcomes and two through six raters.

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Version

Install

install.packages('kappaSize')

Monthly Downloads

649

Version

1.1

License

GPL (>= 2)

Maintainer

Michael A Rotondi

Last Published

March 12th, 2013

Functions in kappaSize (1.1)

FixedN4Cats

Calculation of the Lowest Expected Value, kappaL, for a fixed sample size in a Study of Interobserver Agreement with a Multinomial Outcome (4 Levels)
Power3Cats

Power-Based Approach for the Number of Subjects Required for a Study of Interobserver Agreement with Three Outcome Categories
FixedN3Cats

Calculation of the Lowest Expected Value, kappaL for a fixed sample size in a Study of Interobserver Agreement with a Multinomial Outcome (3 Levels)
Power5Cats

Power-Based Approach for the Number of Subjects Required for a Study of Interobserver Agreement with Five Outcome Categories
CIBinary

Confidence Interval Approach for the Number of Subjects Required for a Study of Interobserver Agreement with a Binary Outcome
PowerBinary

Power-Based Approach for the Number of Subjects Required for a Study of Interobserver Agreement with a Binary Outcome
CI5Cats

Confidence Interval Approach for the Number of Subjects Required for a Study of Interobserver Agreement with Five Outcome Categories
CI3Cats

Confidence Interval Approach for the Number of Subjects Required for a Study of Interobserver Agreement with Three Outcome Categories
FixedN5Cats

Calculation of the Lowest Expected Value, kappaL, for a fixed sample size in a Study of Interobserver Agreement with a Multinomial Outcome (5 Levels)
Power4Cats

Power-Based Approach for the Number of Subjects Required for a Study of Interobserver Agreement with Four Outcome Categories
CI4Cats

Confidence Interval Approach for the Number of Subjects Required for a Study of Interobserver Agreement with Four Outcome Categories
FixedNBinary

Calculation of the Lowest Expected Value, kappaL, for a fixed sample size in a Study of Interobserver Agreement with a Binary Outcome