Table 2.

Classifications for demographical characteristics (n=352).

Characteristic		Ia, n	IIa, n	IIIa, n	IVa, n	Total, n		P value
Gender							.53
	Female	6	50	242	13	311
	Male	0	13	23	5	41
Age (years)							.55
	<30	3	22	80	2	107
	31-39	1	15	64	5	85
	40-49	2	19	89	9	119
	>50	0	7	32	2	41
Education							.53
	College	0	4	13	0	17
	Undergraduate degree	5	50	224	15	294
	Postgraduate degree	1	9	28	3	41
Marital status							.52
	Single	3	38	157	7	205
	Married	3	22	101	10	136
	Single or divorced	0	3	7	1	11
Job title‎							.58
	Nonmanager	5	57	247	18	327
	Manager	1	6	18	N/Ab	25
Work tenure (years)							.73
	≤1	0	2	15	3	20
	1-3	3	13	48	0	64
	4-7	0	11	52	2	65
	8-10	0	9	22	1	32
	>10	3	28	128	12	171
Ability hierarchical level							.38
	RT0c	3	15	99	4	121
	RT1	2	23	102	8	135
	RT2	0	10	35	2	47
	RT3	0	5	6	1	12
	None	1	10	23	3	37
Current preceptor							.28
	No	3	18	80	3	104
	Yes	3	45	185	15	248

^aQuadrants from I to IV.

^bN/A: not applicable.

^cRT: respiratory therapist.