Table 4

Cohen kappa values, median and range by Watchtowers, duration of work experience and employment percentage

	N	Agreement	Median	Range	p Value
Watchtowers^*					0.92
WT 2	5	Moderate	0.58	0.32–0.92
WT 3	3	Moderate	0.67	0.34–0.77
WT 4	3	Good	0.77	0.42–0.92
WT 5	2	Good	0.62	0.47–0.77
WT 6	5	Moderate	0.58	0.44–0.77
Work experience					0.93
≤5 years	7	Good	0.59	0.44–0.92
>5 years	11	Good	0.63	0.32–0.92
Employment percentage					0.03
<34	4	Moderate	0.47	0.32–0.77
34–70	8	Moderate	0.58	0.44–0.92
>70	6	Good	0.77	0.67–0.92

↵* Watchtowers 1 and 7 were not represented in the sample.