Brazilian Portuguese version of the Amsterdam infant stool scale: a valid and reliable scale for evaluation of stool from children up to 120 days old

Table 2 Inter-examiner reliability: agreement among examiners in the classification of stool photographs, according BP-AISS

Agreement between examiners	Quantity		Consistency		Color
Agreement between examiners	k	CI (95%)	k	CI (95%)	k	CI (95%)
E1 x E2	0.636	0.475–0.797	0.495	0.372–0.618	0.575	0.396–0.755
E1 x E3	0.585	0.413–0.757	0.502	0.369–0.634	0.580	0.403–0.757
E1 x E4	0.515	0.391–0.639	0.508	0.347–0.670	0.543	0.376–0.711
E1 x E5	0.561	0.398–0.723	0.416	0.284–0.549	0.500	0.330–0.668
E2 x E3	0.686	0.553–0.820	0.447	0.357–0.538	0.805	0.755–0.855
E2 x E4	0.628	0.519–0.738	0.441	0.317–0.571	0.632	0.486–0.778
E2 x E5	0.758	0.656–0.859	0.509	0.396–0.623	0.743	0.592–0.895
E3 x E4	0.456	0.350–0.566	0.417	0.337–0.604	0.634	0.480–0.788
E3 x E5	0.592	0.448–0.736	0.585	0.149–0.750	0.774	0.677–0.870
E4 x E5	0.611	0.498–0.725	0.412	0.268–0.555	0.553	0.404–0.703

k = agreement value, established by the kappa coefficient with quadratic weights
CI (95%) = 95% confidence interval
E1 Examiner 1; E2 Examiner 2; E3 Examiner 3; E4 Examiner 4; E5 Examiner 5

ISSN: 1471-2431