Table 2. Number and Proportions of NDCs Diagnoses at the End of Key Stage 4 Among Those With and Without Care Experience.

	No care experience			Care experience		Prevalence ratio
	(N=123,830)			(N=3,150)		(95% confidence intervals)
	Diagnosed	Proportions/10,000		Diagnosed	Proportions/10,000
ASD	3,880	313		275	876	2.79 (2.49–3.14)
Learning Difficulties	27,075	2,187		1,475	4,686	2.14 (2.06–2.23)
Specific Learning Difficulties	11,950	965		600	1,902	1.97 (1.83–2.12)
ADHD	3,230	261		365	1,152	4.42 (3.99–4.89)
Dyslexia	6,285	508		140	444	0.86 (0.74–1.03)
Dyspraxia	720	58		15	41	0.71 (0.41–1.22)
Dyscalculia	720	58		20	63*	1.11 (0.70–1.71)
Tic Disorder	760	61		20	57	0.99 (0.59–1.49)
NDC overall	35,760	2,888		1,765	5,606	1.94 (1.88–2.00)

Note. ^*Proportions are based on rounded counts to prevent back-calculation of underlying counts.