Table 6.

Risk of readmission following discharge from first admission

	Separately entered		Simultaneously entered
	HR value	95% CI	HR value	95% CI
Group
No Down syndrome	ref	ref	ref	ref
Down syndrome	2.44†	2.13 to 2.79	2.56†	2.08 to 3.14
First admission type
Routine	ref	ref	ref	ref
Emergency	0.97*	0.83 to 1.13	1.39	1.05 to 1.84
Discharge type
Routine	ref	ref	ref	ref
Irregular	0.86	0.83 to 0.89	0.85	0.82 to 0.88
Group* first admission type
–	–	–	1.06	0.78 to 1.44

Stratified models by sex, birth year group, SIMD.

*P<.05.

†P<0.001.