Table 3. Comparison of costs of wheezing episodes by age group.

Costs	Wheezing episodes after severe RSV-ALRTI
	Total episodesN=429	0–12 months(n=177)	12–24 months(n=152)	>24 months(n=100)	P value
Laboratory cost
Mean	1.90	3.25	0.89	1.04	0.0004
95% CI	1.33 to 2.46	2.05 to 4.45	0.41 to 1.37	0.20 to 1.88
Staff cost
Mean	98.89	153.58	62.24	57.79	0.000
95% CI	79.02 to 118.76	111.43 to 195.72	42.86 to 81.62	33.85 to 81.74
Drug cost
Mean	8.31	8.31	7.51	9.54	0.072
95% CI	7.66 to 8.96	7.31 to 9.31	7.05 to 7.96	7.46 to 11.62
Feeding cost*
Mean	5.32	7.42	3.35	4.60	0.153
95% CI	3.48 to 7.16	4.31 to 10.53	0.74 to 5.96	0.47 to 8.72
Imaging diagnostic cost
Mean	4.39	5.01	3.55	4.58	0.142
95% CI	3.75 to 5.04	3.85 to 6.17	2.67 to 4.43	3.31 to 5.85
Supplies cost
Mean	1.46	1.69	0.90	1.89	0.117
95% CI	1.06 to 1.85	1.01 to 2.37	0.40 to 1.39	0.94 to 2.84
Oxygen cost
Mean	10.59	17.46	6.43	4.74	0.0002
95% CI	7.83 to 13.35	11.57 to 23.35	3.37 to 9.49	2.26 to 7.22
Facilities cost
Mean	10.25	10.18	9.59	11.38	0.523
95% CI	9.09 to 11.41	8.36 to 12.00	8.96 to 10.23	7.65 to 15.11
Equipment cost
Mean	0.45	0.53	0.37	0.44	0.091
95% CI	0.39 to 0.51	0.42 to 0.64	0.28 to 0.46	0.31 to 0.57
Total cost
Mean	141.56	207.43	94.84	96.00	0.0001
95% CI	116.22 to 166.90	154.29 to 260.57	69.47 to 120.20	62.43 to 129.57

Bold values represent a p value less than 0.05

RSV-ALRTIrespiratory syncytial virus–acute lower respiratory tract infection