Table 2.

Anticipated occurrence of 3 types of H5N1 transmission in different places in the coming year

	Gender			Age group			Education levela			Marital status
	Male	Female		18-39	40-60		≤S.5	>S.5		Ever married	Never married		All
% Anticipated occurrence in the coming year:	%	%	Pb	%	%	Pb	%	%	Pb	%	%	Pb	%
Bird-to-bird H5N1 transmission
In Hong Kong	73.9	70.9	.35	78.0	67.1	<.01	68.1	78.2	<.01	69.3	78.0	<.01	72.3
In mainland China	81.9	79.8	.45	87.0	74.9	<.001	76.1	87.0	<.001	76.1	89.5	<.001	80.7
In other countries	77.6	75.1	.41	82.4	70.6	<.001	70.5	84.1	<.001	71.4	85.6	<.001	76.3
Anywhere	87.2	84.9	.35	90.7	81.6	<.001	83.3	89.4	<.05	82.8	92.1	<.001	86.0
Bird-to-human H5N1 transmission
In Hong Kong	50.7	50.9	.94	57.0	45.1	<.01	46.2	57.2	<.01	45.5	61.0	<.001	50.8
In mainland China	68.0	64.4	.28	72.8	59.9	<.001	60.1	74.3	<.001	60.8	76.2	<.001	66.1
In other countries	63.7	62.6	.73	69.4	57.3	<.001	56.4	72.3	<.001	57.8	73.3	<.001	63.1
Anywhere	73.1	70.0	.34	78.0	65.4	<.001	66.2	78.8	<.001	65.9	81.9	<.001	71.4
Human-to-human H5N1 transmission
In Hong Kong	30.4	36.3	.08	37.6	29.8	<.05	34.3	32.7	.65	30.3	39.7	<.01	33.5
In mainland China	44.8	52.6	<.05	52.3	45.8	.07	49.2	48.7	.87	45.5	55.6	<.01	48.9
In other countries	40.8	46.7	.09	50.5	37.9	<.001	41.9	46.9	.16	39.4	52.7	<.001	44.0
Anywhere	48.8	55.6	.06	56.5	48.7	<.05	52.3	52.8	.88	48.3	60.3	<.01	52.4

The statistically significant P values are in bold type.

^aS.5 = Secondary 5 education level (11 years of formal education).

^bχ² test.