Table 2.

Analysis of tendencies for each domain in each professional category.

		2001a	2003a	2005a	Pb
GROUP I	PQL	4.59–5.46	4.67–5.41	4.99–5.36	0.436
	Management support	4.82–5.36	4.49–5.00	4.89–5.10	0.709
	Workload	6.14–6.67	6.29–6.78	6.61–6.86	0.015
	Intrinsic motivation	7.16–7.62	7.38–7.75	7.38–7.59	0.669
GROUP II	PQL	5.32–5.97	5.00–5.96	5.94–6.32	0.004
	Management support	4.81–5.37	4.79–5.48	5.32–5.61	0.009
	Workload	5.46–5.93	5.73–6.34	5.90–6.17	0.026
	Intrinsic motivation	7.34–7.77	7.25–7.73	7.52–7.77	0.389
GROUP III	PQL	4.04–5.09	4.37–5.33	5.17–5.77	0.001
	Management support	4.43–5.15	4.32–5.03	4.88–5.29	0.076
	Workload	5.94–6.62	5.85–6.55	6.24–6.68	0.275
	Intrinsic motivation	6.99–7.63	7.20–7.78	7.21–7.59	0.757

^a The 95% Confidence Interval is presented for the average in each year of study.

^b Value of the signification for the linear component of a tendency test (ANOVA) PQL: professional quality of life.