Table 8. Real-time versus video agreement: Cohen’s Kappa with 95% confidence intervals and criteria percentage agreement; (n = 20, except * n = 19, ** n = 18).
Test Criteria Left-hand side Kappa (95% CI) Right-hand side Kappa (95% CI) Criteria agreement (%)
1 A .55 (.19-.90) .43 (.01-.85) 77.5
B .67 (.34-1.00) .69 (.38-1.00) 85.0
C .69 (.29-1.00) .69 (.29-1.00) 90.0
D .46 (-.14-1.00) .34 (.04-.64) 77.5
E .13 (-.16-.46) .23 * (-.11-.57) 53.8
2 A .00 N/A N/A N/A 92.5
B .38 (-.12-.87) .318 (-.27-.90) 82.5
C .00 N/A .000 N/A 92.5
D .14 (-.16-.43) .259 (-.08-.60) 55.0
E .00 (-.40-.40) .529 (.14-.92) 65.0
3 A .31 (-.14-.75) 75.0
B .10 (-.28-.48) 55.0
C -.08 (-.24-.08) -.08 (-.24-.08) -.08
4 A 1.00 (1.00-1.00) 100.0
B N/A N/A N/A N/A N/A
C .26 (-.12-.63) .26 (-.12-.63) .26
D .24 * (-.02-.50) .24 * (-.02-.50) .24 *
5 A N/A* N/A N/A N/A 100.0
B .18 * (-.16-.53) .11 ** (-.33-.55) 59.5
C -.02 * (-.46-.42) .03 * (-.43-.48) 60.5
D -.09 * (-.25-.08) .22 * (-.15-.58) 76.3
7 A .00 N/A .000 N/A 85.0
B -.11 (-.29-.06) -.14 (-.33-.06) 77.5
C .64 (.01-1.00) .27 (-.17-.71) 87.5
D .38 (.08-.67) 65.0
E .78 (.50-1.00) .69 (.38-1.00) 87.5
8 A 0.00 N/A 95.0
B .58 (.22-.95) .58 (.22-.95) .58
C N/A N/A N/A N/A N/A
D .83 (.50-1.00) .83 (.50-1.00) .83
9 A .73 (.39-1.00) .66 (.31-1.00) 87.5
B .58 (.22-.95) .70 (.38-1.00) 82.5
C .49 (.11-.88) .07 (-.28-.43) 62.5
D .35 (-.17-.86) .46 * (-.14-1.00) 87.2
E .42 (.06-.78) .38 * (.01-.76) 69.2
10 A .50 (.05-.95) .00 N/A 72.5
B -.07 (-.48-.35) .21 (-.24-.67) 65.0
C .03 (-.37-.43) .20 (-.22-.62) 55.0
D .03 (-.04-.11) .04 * (-.04-.12) 30.8
E .38 (-.02-.78) .38 (-.02-.78) 70.0