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Table 2 Percentage agreement and Kappa scores for each rating system

From: Cosmetic outcome as rated by patients, doctors, nurses and BCCT.core software assessed over 5 years in a subset of patients in the TARGIT-A Trial

Time-point Patient vs. Doctor Patient vs. Nurse Patient vs. BCCT Doctor vs. Nurse Doctor vs. BCCT BCCT vs. Nurse
% agree
(n†)
Kappa
(p-value)
% agree
(n†)
Kappa
(p-value)
% agree
(n†)
Kappa
(p-value)
% agree
(n†)
Kappa
(p-value)
% agree
(n†)
Kappa
(p-value)
% agree
(n†)
Kappa
(p-value)
BL 80.8
(99)
0.09
(0.59)
84.1
(107)
0.19
(0.05)
74.5
(98)
−0.07
(0.67)
88.3
(112)
0.07
(0.40)
85.1
(101)
0.15
(0.14)
81.8
(110)
− 0.01
(1.00)
Yr1 78.5
(93)
0.31 (0.006)** 78.8
(104)
0.37
(0.001)**
69.1
(97)
0.22
(0.034*)
83.3
(102)
0.46
(< 0.001)**
68.4
(95)
0.16
(0.15)
73.8
(107)
0.35
(< 0.001)**
Yr2 79.6
(98)
0.26
(0.018)*
70.8
(96)
0.12
(0.35)
63.3
(79)
−0.06
(0.75)
73.5
(102)
0.09
(0.46)
76.7
(86)
0.21
(0.048)*
75.3
(89)
0.31
(0.005)**
Yr3 73.2
(71)
−0.05
(1.00)
73.1
(78)
0.11
(0.45)
73.2
(41)
−0.01
(1.00)
73.8
(80)
0.17
(0.14)
80.8
(47)
0.22
(0.16)
76.0
(50)
0.35
(0.020)*
Yr4 81.1
(74)
0.20
(0.099)
78.9
(71)
0.01
(1.00)
66.7
(27)
−0.13
(0.60)
85.4
(82)
0.17
(0.17)
66.7
(27)
−0.13
(0.60)
72.4
(29)
0.25
(0.31)
Yr5 78.4
(51)
0.34
(0.027)*
75.0
(44)
0.27
(0.17)
80.4
(56)
0.24
(0.11)
Average Agreement 78.6   76.8   69.4   80.8   75.9   75.9  
  1. **statistically significant at the p < 0.01 level; *statistically significant at the p < 0.05 level; †Number of scores available out of n = 126, not number of scores in agreement