Table 3.

Prevalence of Disability-Associated Conditions and Chronic Diseases for IDD and Control Cohorts.

		IDD Cohort		Control Cohort
	Condition (ICD-9 Code)	N	%	N	%	Odds Ratio (95% CI)	P-value*
Disability-Associated Conditions	Blindness and Low Vision (369)	44	3.5	29	1.1	3.1 (1.9,5.0)	<0.001
	Hearing Loss (389/744.0)	123	9.7	86	3.4	3.1 (2.3,4.1)	<0.001
	Epilepsy (345/780.39)	290	22.9	132	5.2	5.4 (4.3,6.7)	<0.001
	GERD (530.8/530.1)	291	23.0	518	20.4	1.2 (0.99,1.4)	0.073
	Constipation (564)	239	18.9	250	9.9	2.1 (1.8,2.6)	<0.001
	Osteoporosis (733)	161	12.7	247	9.8	1.3 (1.09,1.7)	0.006
	Spasticity (343)	378	29.8	0	0.0	--	<0.001
Chronic Diseases	Hypertension (401)	313	24.7	841	33.2	0.66 (0.57,0.77)	<0.001
	Diabetes (250/357.2/362.0/366.41)	131	10.3	384	15.2	0.65 (0.52,0.80)	<0.001
	Obesity (278.0–278.8)	232	18.3	390	15.4	1.2 (1.03,1.5)	0.022
	Osteoarthritis (715)	148	11.7	355	14.0	0.81 (0.66,1.00)	0.046
	Hyperlipidemia (272.0–272.4)	443	35.0	800	31.6	1.2 (1.01,1.3)	0.036
	Congestive Heart Failure (428)	20	1.6	100	4.0	0.39 (0.24,0.63)	<0.001
	Coronary Heart Disease (414/429.2)	44	3.5	196	7.7	0.43 (0.31,0.60)	<0.001
	Chronic Obstructive Pulmonary Disease (491/492/494/496)	41	3.2	145	5.7	0.55 (0.39,0.78)	<0.001
	Asthma (493)	151	11.9	34	13.5	0.86 (0.70,1.06)	0.16

^*Pearson’s Chi-square