Table 2.

Scores by Mode of Administration (n = 933)

	Internet mode of administration (n = 458)	Written mode of administration (n = 475)	P-value
	% of participants	% of participants	Internet versus written mode
Respiratory disease and symptoms:
Ever had wheezing or whistling
Yes	16.9%	16.7%	0.941
Ever had asthma
Yes	10.7%	9.9%	0.691
Last 12 months doctor visits regarding asthma
Yes	4.8%	5.7%	0.551
Last 12 months doctor visits regarding allergy
Yes	13.8%	14.3%	0.811
Last 12 months wheezing/whistling
Yes	10.0%	10.5%	0.811
Last 12 months number of attacks of wheezing
1 to 3	6.8%	7.8%	0.352
4 to 12	1.8%	1.3%
4 or more	0.9%	1.3%
Last 12 months how often sleep disturbed by wheezing
Sometimes but less than one night per week	2.0%	1.7%	0.742
One or more nights per week	0.2%	1.1%
Last 12 months wheezing limited speech
Yes	1.7%	1.5%	0.741
Last 12 months sounded wheezy during/after exercise
Yes	9.8%	12.0%	0.291
Last 12 months dry cough at night (without a cold)
Yes	16.6%	14.5%	0.381

¹Chi squared test df = 1.

²Mann–Whitney U-test.