Table 1.

Comparison of the quantitative demographic variables between the study group subjects

Quantitative variable	Group	Mean ± SD	Statistical test*
Statistics	P-value (two-tailed)
Age, years	Intervention	30.8±5.5	−0.45	0.65
	Control	31.5±6.4
Experience, years	Intervention	7.5±4.9	−0.73	0.47
Control	8.6±5.6

Note: *Independent t-test.