Table 4.

Means, standard deviations, 95% confidence intervals, and internal consistency estimates on five-factor structure of the Maslach Burnout.

MBI subscales	Number of the items	Mean	Standard deviation	95% CI	Cronbach's α
EE	9	27.54	12.56	25.81–29.27	0.91
DP	4	4.88	2.80	4.21–5.54	0.75
PA	6	28.39	5.61	27.62–29.1	0.72
EPI	2	7.59	3.09	7.17–8.02	0.67
FPB	1	1.06	0.44	0.86–1.26	—a

^aA single-item measure produces no internal consistency reliability estimate.