Pelvic radiotherapy for cervical cancer affects importantly the reproducibility of cytological alterations evaluation

Table 3 Values of agreements between cytopathological diagnosis

Patients	Evaluation	Exact Agreement	Expected Agreement	Weighted Kappa	95% Confidence Interval	N
	K¹	49.47%	45.74%	0.069	−0.05; 0.18	95
All	K²	47.87%	44.11%	0.067	−0.05; 0.19	94
	K³	80.32%	59.40%	0.515	0.34; 0.68	94
	K¹	51.00%	42.44%	0.149	−0.02;0.32	50
No	K²	47.00%	39.78%	0.120	−0.04;0.31	50
RT	K³	70.00%	43.18%	0.472	0.27;0.65	50
	K¹	47.78%	46.91%	0.016	−0,03;0.06	45
RT	K²	48.86%	46.69%	0.041	−0.01;0.09	44
	K³	84.09%	74.59%	0.374^a	0.01;0.74	44

^aUnweighted kappa, Less than three order categories
K¹: original vs first re-evaluation; K²: original vs second re-evaluation; K³: first re-evaluation vs second re-evaluation; RT radiotherapy

ISSN: 1472-6890