Table 2.

Demographic characteristics of ATCs.

Demographic characteristics	Groups	N = 357	%	Safety behavior M(SD)	t/F
Age	Under 24	46	12.9	4.12(0.85)	0.122
	25–29	128	35.9	4.10(0.60)
	30–34	107	30.0	4.14(0.70)
	Over 35	76	21.2	4.15(0.69)
Working year	Under 5 years	126	35.3	4.13(0.73)	0.015
	6–10 years	120	33.6	4.12(0.58)
	Over 11 years	111	31.1	4.11(0.74)
Marital status	Married	202	56.6	4.14(0.68)	0.459
	Single	155	43.4	4.10(0.69)
Post	Area control	27	7.6	3.80(1.00)	−2.610**
	Tower Control	330	92.4	4.15(0.64)
Position	Leader	30	8.4	4.29(0.83)	2.633
	Operational Guidance	12	3.4	3.76(0.86)
	Frontline command	315	88.2	4.12(0.66)

**p<0.01.