Table 2.

The impact of asthma

Items in the past 12 months	Physician-diagnosed asthma
	Number	Percentage	(95% CI)
Total case number	431
School days missed
1 to 3	37	8.6%	(6.0%–11.2%)
4 to 12	5	1.2%	(0.2%–2.2%)
More than 12	5	1.2%	(0.2%–2.2%)
Urgent doctor visit
1 to 3	56	13.0%	(9.8%–16.2%)
4 to 12	14	3.2%	(1.5%–4.9%)
More than 12	1	0.2%	(0%–0.6%)
Urgent emergency room visit
1 to 3	39	9.0%	(6.3%–11.7%)
4 to 12	2	0.5%	(0%–1.2%)
More than 12	0	0.0%	(0%–0%)
Hospital admission
1	12	2.8%	(1.2%–4.4%)
2	1	0.2%	(0%–0.6%)
More than 2	2	0.5%	(0%–1.2%)