Table 2.

Inter-rater reliability scores for all data and sub-groups

Group	Decisions (%)	Median (IQR)	Cronbach’s alpha	Landis and Koch criteria [33]	SEM
All data	899	5 (4)	.98	excellent	0.10
Group 1	300 (32.8%)	2 (3)	.70	excellent	0.40
Group 2	209 (22.6%)	5 (3)	.68	good	0.17
Group 3	150 (20.3%)	7 (3)	.47	moderate	0.56
Group 4	240 (24.2%)	8 (2)	.56	moderate	0.50

SEM standard error of measurement, Group 1 very disorganised, Group 2 somewhat disorganised, Group 3 somewhat organised, Group 4 very organised