Table 2.

RTI-related GP consultation (top) and hospitalisation (bottom) rates by RTI type in children with DS and controls

Classification	Children with DS		Controls		Children with DS vs controls
	# of episodes	Rate per person year [95% CI]	# of episodes	Rate per person year [95% CI]	RR [95% CI]	Adjusted RR [95% CI]	p value
RTI-related GP consultation rates
All	6013	0.638 [0.582–0.699]	13,957	0.363 [0.348–0.378]	1.760 [1.647–1.880]	1.726 [1.617–1.843]	< 0.0001
URTI	3442	0.421 [0.385–0.460]	9093	0.258 [0.247–0.270]	1.628 [1.514–1.750]	1.604 [1.493–1.723]	< 0.0001
LRTI	874	0.119 [0.107–0.134]	1039	0.034 [0.031–0.037]	3.508 [3.108–3.955]	3.589 [3.188–4.041]	< 0.0001
Unclassified RTI	1697	0.199 [0.179–0.220]	3825	0.114 [0.109–0.120]	1.739 [1.588–1.902]	1.759 [1.609–1.923]	< 0.0001
RTI-related hospitalisation rates
All	473	0.067 [0.058–0.077]	327	0.013 [0.011–0.014]	5.342 [4.506–6.332]	5.693 [4.818–6.727]	< 0.0001
URTI	205	0.035 [0.030–0.043]	187	0.007 [0.006–0.009]	4.814 [3.842–6.029]	4.989 [4.007–6.211]	< 0.0001
LRTI	213	0.032 [0.026–0.038]	73	0.003 [0.002–0.004]	10.557 [7.847–14.321]	11.295 [8.448–15.101]	< 0.0001
Unclassified RTI	55	0.010 [0.007–0.013]	67	0.003 [0.002–0.004]	3.468 [2.314–5.158]	3.578 [2.444–5.239]	< 0.0001