Table 2.

Reliability estimates of raters across six regions

Geo-cultural group	Positive symptoms	Negative symptoms	General psychopathology	Total PANSS score
Northern Europe
ICC (95% Confidence Interval)	0.987 (0.948, 0.996)	0.928 (0.831, 0.985)	0.926 (0.929, 0.984)	0.973 (0.958, 0.985)
Southern Europe
ICC (95% Confidence Interval)	0.991 (0.979, 0.998)	0.967 (0.921, 0.993)	0.982 (0.968, 0.993)	0.987 (0.980, 0.993)
Russia & Ukraine
ICC (95% Confidence Interval)	0.987 (0.969, 0.997)	0.975 (0.939, 0.995)	0.978 (0.960, 0.991)	0.983 (0.975, 0.990)
India
ICC (95% Confidence Interval)	0.986 (0.966, 0.997)	0.955 (0.895, 0.991)	0.981 (0.965, 0.993)	0.984 (0.975, 0.991)
Eastern Asia
ICC (95% Confidence Interval)	0.987 (0.969, 0.997)	0.953 (0.888, 0.990)	0.980 (0.963, 0.992)	0.981 (0.970, 0.989)
United States of America
ICC (95% Confidence Interval)	0.992 (0.980, 0.998)	0.965 (0.916, 0.993)	0.988 (0.978, 0.995)	0.990 (0.983, 0.994)