Skip to main content

Table 2 Inter-rater agreement measured Cohen´s Kappa with quadratic weighting, intra class correlation coefficient and Pearson’s product moment correlation coefficient with 95 % confidence intervals of quantity and quality criteria of the first diagnosis of each participant

From: Do knowledge, knowledge sources and reasoning skills affect the accuracy of nursing diagnoses? a randomised study

Raters Objects Na K w Intra Class Correlation Pearson’s Correlation Coefficient
Quantity     
1 vs 2 61 .82 (.70, .90) .82 (.72, .89) .82 (.72, .89)
3 vs 4 60 .83 (.75, .89) .83 (.73, .89) .84 (.74, .90)
2 vs 4 57 .72 (.55, .83) .73 (.58, .83) .73 (.57, .83)
5 vs 6 38 .82 (65,. 91) .83 (.69, .91) .82 (.68, .91)
7 vs 8 25 .75 (.61, .87) .75 (.53, .88) .75 (.53, .88)
Quality     
1 vs 2 61 .75 (.59, .85) .75 (.62, .84) .76 (.63, .85)
3 vs 4 60 .76 (.55, .83) .76 (.63, .85) .76 (.63, .85)
2 vs 4 57 .73 (.59, .84) .73 (.59, .83) .73 (.59, .84)
5 vs 6 38 .74 (.51,. 87) .75 (.57, .86) .74 (.56, .86)
7 vs 8 25 .79 (.55, .91) .80 (.61, .90) .80 (.60, . 90)
  1. aQuality and quantity criteria of the accuracy measurement based on the D-Catch instrument.