Table 2.

Comparison of knowledge, attitude, and behavior regarding COVID-19 among different populations

	Knowledge	Attitude	Behavior
	$\overline{x}\pm \sigma$	$\overline{x}\pm \sigma$	$\overline{x}\pm \sigma$
Total	13.6 ± 2.8	18.3 ± 2.8	69.3 ± 15.6
Sex
Male	13.4 ± 3.0	18.1 ± 2.9	67.6 ± 15.8
Female	13.6 ± 2.6	18.5 ± 2.8	70.7 ± 15.3
t / F	1.557	6.638	11.890
P-value	0.212	0.010	<0.001
Age
<30	14.7 ± 1.8	19.3 ± 2.5	77.5 ± 11.8
30–60	13.6 ± 2.7	18.3 ± 2.8	69.7 ± 15.4
≥60	13.0 ± 3.1	17.9 ± 3.0	65.2 ± 15.9
t / F	20.430	14.200	39.170
P-value	<0.001	<0.001	<0.001
Education
Primary and below	12.8 ± 3.2	17.8 ± 3.0	64.0 ± 16.3
Junior secondary	13.6 ± 2.6	18.3 ± 2.8	69.7 ± 15.0
Senior secondary	14.3 ± 1.8	19.0 ± 2.5	75.9 ± 12.0
College and above	14.8 ± 1.9	19.1 ± 2.6	76.3 ± 12.1
t / F	30.650	13.390	46.270
P-value	<0.001	<0.001	<0.001
Occupation
White-collar	14.4 ± 2.2	19.0 ± 2.5	75.9 ± 12.6
Blue-collar	13.3 ± 3.1	18.1 ± 2.8	67.0 ± 15.4
Farmer	12.9 ± 3.2	17.9 ± 2.9	64.9 ± 16.0
Others	14.0 ± 2.3	18.5 ± 2.9	71.6 ± 14.9
t / F	18.700	6.835	29.370
P-value	<0.001	<0.001	<0.001
Address
Urban	14.1 ± 2.4	18.7 ± 2.8	73.2 ± 13.9
Rural	13.4 ± 2.9	18.2 ± 2.8	68.2 ± 15.9
t / F	10.850	5.186	21.010
P-value	0.001	0.023	<0.001
Vaccination
No	13.3 ± 2.9	18.1 ± 2.9	68.7 ± 15.5
Yes	13.7 ± 2.7	18.4 ± 2.8	69.6 ± 15.7
t / F	5.506	2.587	0.964
P-value	0.019	0.108	0.326
Recommend vaccines to others
No	12.6 ± 3.2	17.1 ± 2.8	61.6 ± 15.5
Yes	14.0 ± 2.5	18.8 ± 2.7	72.7 ± 14.4
t / F	70.460	106.100	143.000
P-value	<0.001	<0.001	<0.001

t test was used for comparison between two groups, and F test was for comparison between multiple groups