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. 2019 Sep 19;10:617. doi: 10.3389/fpsyt.2019.00617

Table 2.

Prevalence of the 14 chronic health conditions and the 49 chronic diseases and their association with clinical characteristics (values depict those without comorbidity vs those with comorbidity).

Chronic health condition Prevalence (%) Comorbidity Prevalence (%) ASD severity (CARS) Adaptive functioning (VABS-II) ADL Polypharmacy DBI
SS communication SS daily life SS social skills Low category (0–2)
Hypertension 13.56 Hypertension 13.56 39.6 ± 6.3 vs 35.9 ± 7 23.1 ± 7.7 vs 23.5 ± 5.5 20.8 ± 3.3 vs 20 ± 0 23.9 ± 6.3 vs 22.9 ± 2 19.6% vs 0% 54.9% vs 75% 2 ± 1.1 vs 1.9 ± 0.8
Eye disease 17.46 Glaucoma 0
Blindness and low vision 17.46 39 ± 6.8 vs 38.5 ± 6 23.1 ± 7.7 vs 23 ± 4.7 20.8 ± 3.3 vs 20 ± 0 24 ± 6.2 vs 21.6 ± 0.5 15.4% vs 18.2% 61.5% vs 45.5% 2.1 ± 1.1 vs 1.8 ± 1
Cardiovascular disease 15.87 Coronary heart disease 0
Atrial fibrillation 0
Heart failure 7.94 38.9 ± 6.7 vs 38.6 ± 6 23.2 ± 7.5 vs 21.8 ± 0.5 20.8 ± 3.3 vs 20 ± 0 23.7 ± 5.9 vs 22.6 ± 1.3 15.5% vs 20% 60.3% vs 40% 2.1 ± 1.1 vs 1.6 ± 0.8
Orthostatic hypotension 17.86 37.9 ± 6.2 vs 38.2 ± 8.3 22.8 ± 4.4 vs 21.8 ± 0.5 21.9 ± 4.7 vs 20 ± 0 26.9 ± 8.4 vs 21.8 ± 0.5 4.3% vs 0% 39.1% vs 100%* 1.7 ± 1 vs 2.2 ± 1
Peripheral vascular disease 4.76 39.3 ± 6.6 vs 31.7 ± 1.5 23.1 ± 7.4 vs 22 ± 0 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 22 ± 0 16.7% vs 0% 58.3% vs 66.7% 2 ± 1.1 vs 2.3 ± 0.8
Endocrine disorder 26.98 Diabetes 3.17 39.1 ± 6.7 vs 34.3 ± 3.2 23.1 ± 7.3 vs 22 ± 0 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 20 ± 0 16.4% vs 0% 57.4% vs 100% 2 ± 1.1 vs 2.2 ± 0.7
Thyroid disorders 11.11 39 ± 6.9 vs 38.7 ± 4.5 23 ± 7.4 vs 23.7 ± 5.9 20.8 ± 3.1 vs 20 ± 0 23.9 ± 6 vs 21.6 ± 0.5 16.1% vs 14.3%* 55.4% vs 85.7% 2 ± 1 vs 2.5 ± 1.6
Obesity 4.76 39.1 ± 6.6 vs 35.8 ± 8.5 22.7 ± 7 vs 30.3 ± 8.3 20.5 ± 2.6 vs 24.3 ± 7.5* 23.4 ± 5.2 vs 29 ± 13 16.7% vs 0% 58.3% vs 66.7% 2 ± 1.1 vs 2.5 ± 0.7
Dyslipidemia 12.7 39.3 ± 6.6 vs 36.4 ± 6.6 23 ± 7.6 vs 23.3 ± 4* 20.6 ± 2.7 vs 21.6 ± 4.6 23.6 ± 5.7 vs 25 ± 5.7 16.4% vs 12.5%* 58.2% vs 62.5% 2 ± 1.1 vs 2.3 ± 1
Other endocrine disease 3.17 38.9 ± 6.6 vs 40 ± 8.5 23.1 ± 7.3 vs 21 ± 0 20.7 ± 3 vs 20 ± 0 23.6 ± 5.7 vs 25 ± 5.7 14.8% vs 50% 59% vs 50% 2 ± 1.1 vs 1.9 ± 0.2
Joint disease 15.87 Rheumatoid arthritis. Other inflammatory polyarthropathies and systematic connective tissue disorders 0
Arthrosis 1.59 39 ± 6.6 vs 32.5 23.1 ± 7.3 vs 22 20.7 ± 3 vs 20 23.7 ± 5.7 vs 22 16.1% vs 0% 59.7% vs 0% 2 ± 1.1 vs 1.8
Osteoporosis with fracture 3.17 38.8 ± 6.5 vs 43.3 ± 11.7 23.1 ± 7.3 vs 21 ± 1.4 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 21 ± 1.4 14.8% vs 50% 57.4% vs 100% 2 ± 1 vs 2.9 ± 1.7
Other chronic joint disease 11.11 39.1 ± 6.3 vs 37.5 ± 9.2 23.3 ± 7.6 vs 21.4 ± 0.5 20.8 ± 3.1 vs 20 ± 0 23.9 ± 6 vs 21.4 ± 0.5 16.1% vs 14.3% 57.1% vs 71.4% 2 ± 1.1 vs 1.8 ± 1
Lung disease 7.94 Chronic obstructive pulmonary disease 3.17 38.9 ± 6.6 vs 39.5 ± 9.9 22.9 ± 7.1 vs 29.5 ± 10.6 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 22 ± 0 16.4% vs 0% 57.4% vs 100% 2 ± 1.1 vs 1.6 ± 0.3
Asthma 4.76 38.9 ± 6.7 vs 38.8 ± 6.7 23.2 ± 7.4 vs 21 ± 0 20.7 ± 3 vs 20 ± 0 23.5 ± 5.8 vs 25.7 ± 4.2 16.7% vs 0% 58.3% vs 66.7% 2 ± 1 vs 2.2 ± 1.5
Bronchiectasis 0
Gastrointestinal disease 55.56 Inflammatory bowel disease 0
Diverticular disease of intestine 1.59 39.1 ± 6.6 vs 30 23.1 ± 7.3 vs 22 20.7 ± 3 vs 20 23.7 ± 5.7 vs 22 16.1% vs 0% 58.1% vs 100% 2 ± 1.1 vs 2.6
Dyspepsia 11.11 39.3 ± 6.4 vs 36.5 ± 7.9 23.1 ± 7.7 vs 22.9 ± 3.8 20.6 ± 2.7 vs 21.4 ± 4.3 23.5 ± 5.4 vs 24.1 ± 7.5 14.8% vs 22.2% 53.7% vs 88.9% 2 ± 1.1 vs 2.2 ± 0.7
Irritable bowel syndrome 0
Constipation 53.97 38.1 ± 6.7 vs 39.6 ± 6.6 23.2 ± 4.7 vs 22.9 ± 8.9 21.5 ± 4.2 vs 20 ± 0* 26 ± 7.7 vs 21.6 ± 0.8** 13.8% vs 17.6%* 27.6% vs 85.3%*** 1.6 ± 0.8 vs 2.3 ± 1.1**
Mental disease 39.68 Depression 11.11 38.8 ± 6.5 vs 39.4 ± 8 22.1 ± 2.9 vs 30.7 ± 19.6* 20.8 ± 3.1 vs 20 ± 0 23.6 ± 5.9 vs 23.6 ± 4.4 16.1% vs 14.3% 57.1% vs 71.4% 2 ± 1 vs 2.1 ± 1.4
Anxiety and other neurotic stress-related and somatoform disorders 3.17 39 ± 6.7 vs 36.5 ± 5 23.1 ± 7.3 vs 21.5 ± 0.7 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 21.5 ± 0.7 16.4% vs 0% 57.4% vs 100% 2 ± 1 vs 2.6 ± 1.2
Alcohol problems 0
Other psychoactive substance misuse 0
Schizophrenia. Related non-organic psychosis 3.17 39.2 ± 6.5 vs 30.3 ± 6.7 22.3 ± 3.4 vs 47.5 ± 36.1 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 22 ± 0 16.4% vs 0% 57.4% vs 100% 2 ± 1.1 vs 1.6 ± 0.3
Hyperactivity 22.22 38.2 ± 6.7 vs 41.4 ± 5.7 22.5 ± 3.7 vs 25 ± 13.8 20.9 ± 3.3 vs 20 ± 0 24 ± 6.3 vs 22.2 ± 2.2 10.2% vs 35.7% 51% vs 85.7%* 1.9 ± 1 vs 2.4 ± 1.1
Anorexia or bulimia 9.52 39.1 ± 6.5 vs 37 ± 7.8 23.1 ± 7.5 vs 22.8 ± 3.1 20.6 ± 2.8 vs 21.7 ± 4.1 23.4 ± 5.1 vs 25.8 ± 10.4 15.8% vs 16.7% 59.6% vs 50% 2 ± 1.1 vs 1.9 ± 0.5
Stroke 3.17 Stroke and transient ischemic attack 3.17 38.9 ± 6.7 vs 38.5 ± 2.8 23.1 ± 7.3 vs 22 ± 0 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 22 ± 0 16.4% vs 0% 57.4% vs 100% 2 ± 1.1 vs 2.2 ± 0.6
Cancer 3.17 Cancer in last 5 years 3.17 38.9 ± 6.7 vs 38.3 ± 4.6 22.3 ± 3.4 vs 47.5 ± 36.1 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 22 16.4% vs 0% 57.4% vs 100% 2 ± 1.1 vs 2.1 ± 0.4
Kidney disease 25.39 Chronic kidney disease 25.39 40.6 ± 6.4 vs 35.2 ± 6.9** 22.1 ± 3.1 vs 26.7 ± 13.2** 20.8 ± 3.3 vs 20.8 ± 3.3 24 ± 6.3 vs 23.3 ± 5.5 22.2% vs 6.3% 58.3% vs 68.8% 2 ± 1.2 vs 2.1 ± 0.8
Neurological disease 36.51 Parkinson’s disease 7.94 39.1 ± 6.7 vs 36.6 ± 5.2 23.2 ± 7.5 vs 21.6 ± 0.6 20.7 ± 3.1 vs 20 ± 0 23.7 ± 5.9 vs 22.4 ± 1.5 17.2% vs 0% 58.6% vs 60% 2 ± 1.1 vs 2.4 ± 1
Epilepsy 28.57 37.2 ± 6.3 vs 43.3 ± 5.3*** 23.4 ± 8.2 vs 22.2 ± 4 20.6 ± 2.4 vs 20.9 ± 4 24 ± 5.9 vs 22.7 ± 5.2 11.1% vs 27.8% 57.8% vs 61.1% 2 ± 1.1 vs 2.1 ± 0.9
Dementia 3.17 39.2 ± 6.4 vs 30 ± 7.1 22.3 ± 3.4 vs 47.5 ± 36.1 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 22 ± 0 16.4% vs 0% 57.4% vs 100% 2 ± 1.1 vs 2.4 ± 0.8
Migraine 3.17 38.9 ± 6.6 vs 38 ± 8.5 23.1 ± 7.3 vs 21.5 ± 0.7 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 21.5 ± 0.7 16.4% vs 0% 59% vs 50% 2 ± 1.1 vs 1.9 ± 0.3
Multiple sclerosis 0
Liver disease 7.94 Viral hepatitis 0
Chronic liver disease 7.94 39.4 ± 6.1 vs 33.4 ± 10.4* 22.9 ± 7.3 vs 25.2 ± 5.5 20.3 ± 2.3 vs 24.6 ± 6.4** 3 ± 4.2 vs 31 ± 13.3 15.5% vs 20% 56.9% vs 80% 2 ± 1 vs 2.5 ± 1.1
Immune dysfunction 23.81 Allergy 9.84 38.6 ± 6.6 vs 41.1 ± 6.5 22.4 ± 3.6 vs 27 ± 17.3 20.8 ± 3.2 vs 20 ± 0 23.9 ± 6.1 vs 22 ± 1.9 16.7% vs 11.1% 57.4% vs 66.7% 2 ± 1.1 vs 1.6 ± 1
Psoriasis or eczema 1.59 38.7 ± 6.8 vs 40.9 ± 4.2 22 ± 2.8 vs 33.2 ± 20.5** 20.5 ± 2.2 vs 22.8 ± 6.9 23.4 ± 5.4 vs 25.5 ± 8.6 14% vs 33.3% 61.4% vs 33.3% 2 ± 1.1 vs 2 ± 0.5
Others Undernutrition 4.76 38.6 ± 6.7 vs 44.3 ± 1.8 23.2 ± 7.4 vs 21.3 ± 0.6 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 21.3 ± 0.6 16.7% vs 0% 56.7% vs 100% 2.1 ± 1 vs 0.9 ± 0.8*
Hearing loss 9.52 39 ± 6.6 vs 33 23.1 ± 7.3 vs 22 20.7 ± 3 vs 20 23.7 ± 5.7 vs 22 16.1% vs 0% 58.1% vs 100% 2 ± 1 vs 3.2
Chronic anemia 17.54 38.4 ± 6.9 vs 42.1 ± 5.44 23.7 ± 8.3 vs 21.2 ± 0.6* 20.9 ± 3.4 vs 20 ± 0 24 ± 6.3 vs 21.6 ± 1.4 19.1% vs 10% 57.4% vs 90% 2 ± 1 vs 2.1 ± 1.3
Painful condition 4.76 38.9 ± 5.8 vs 43.6 ± 8.8 23.3 ± 7.7 vs 21.3 ± 0.8 20.8 ± 3.1 vs 20 ± 0 23.9 ± 6 vs 21.3 ± 0.8 14.5% vs 33.3% 56.4% vs 66.7% 1.9 ± 1.1 vs 2.7 ± 0.9
Prostate disorders 14.29 38.8 ± 6.7 vs 40.5 ± 4.6 23.2 ± 7.4 vs 21.3 ± 0.6 20.7 ± 3 vs 20 ± 0 23.7 ± 5.8 vs 21.3 ± 0.6 16.7% vs 0% 58.3% vs 66.7% 2 ± 1.1 vs 2.2 ± 0.9

Among 49 chronic diseases, 44 are placed into 14 chronic health conditions detailed in the first column. Prevalence is expressed as a percentage.

The results for continuous variables for the group without comorbidities versus that with are expressed as the means ± standard error.

The results for dichotomous variables for the group without comorbidities versus that with are expressed as percentages. For polypharmacy, results are expressed in percentage for the group without versus with the comorbidity. For example, 54.9% of patient without hypertension have polypharmacy, whereas 75% of patients with hypertension have polypharmacy. For ADL category, results are expressed in percentage of patients without versus with the comorbidity only for the “low autonomy” category (ADL score between 0 and 2). For example, 19.6% of patients without hypertension have a low score at ADL, whereas 0% of patients with hypertension have a low score at ADL.

ANOVA, χ2, Student–Fisher, or Mann–Whitney tests were applied, depending on the nature of the variables (continuous, dichotomous, or categorized in three levels). p values are expressed as ranges. No symbol: nonsignificant (p value > 0.05), *0.05 ≤ p < 0.01, **0.01 ≤ p < 0.001, ***p ≤ 0.001.

ADL, activities of daily living; CARS, Childhood Autism Rating Scale; DBI, Drug Burden Index; SS, sub-scores at the VABS-II; VABS-II, Vineland Adaptive Behavior Scale II.