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. 2021 Aug 9;9(4):1584–1599. doi: 10.1007/s40615-021-01098-1
Condition1 Cases
(n = 343)
Controls
(n = 686)
Matched aOR (95% CI)2
Any underlying condition—n (%)
< 50 years
Indicated 84 (93.3) 140 (77.8) 3.71 (1.46, 9.42)
Not indicated 6 (6.7) 40 (22.2) Reference
≥ 50 years
Indicated 247 (97.6) 53 (10.5) 5.05 (2.04, 12.50)
Not indicated 6 (2.37) 453 (89.5) Reference
Any heart disease3—n (%)
< 50 years
Indicated 51 (56.7) 62 (34.4) 2.26 (1.29, 3.95)
Not indicated 39 (43.3) 118 (65.6) Reference
≥ 50 years
Indicated 208 (82.2) 354 (70.0) 2.07 (1.37, 3.13)
Not indicated 45 (17.8) 152 (30.0) Reference
Obesity—n (%)
< 50 years
Indicated 58 (64.4) 95 (52.8) 1.95 (1.10, 3.47)
Not indicated 32 (35.6) 85 (47.2) Reference
≥ 50 years
Indicated 151 (59.7) 251 (49.6) 1.53 (1.11, 2.12)
Not indicated 102 (40.3) 255 (50.4) Reference
Diabetes—n (%)
< 50 years
Indicated 36 (40.0) 39 (21.7) 2.29 (1.27, 4.13)
Not indicated 54 (60.0) 141 (78.3) Reference
≥ 50 years
Indicated 156 (61.7) 211 (41.7) 2.03 (1.46, 2.84)
Not indicated 97 (38.3) 295 (58.3) Reference
Any lung disease4—n (%)
< 50 years
Indicated 22 (24.4) 40 (22.2) 1.06 (0.54, 2.11)
Not indicated 68 (75.6) 140 (77.8) Reference
≥ 50 years
Indicated 68 (26.9) 91 (18.0) 1.73 (1.16, 2.58)
Not indicated 185 (73.1) 415 (82.0) Reference
Any kidney disease5—n (%)
< 50 years
Indicated 14 (15.6) 9 (5.0) 3.05 (1.18, 7.84)
Not indicated 76 (84.4) 171 (95.0) Reference
≥ 50 years
Indicated 65 (25.7) 62 (12.3) 2.38 (1.55, 3.58)
Not indicated 188 (74.3) 444 (87.7) Reference
Any neurologic/neurodevelopmental condition6—n (%)
< 50 years
Indicated 17 (18.9) 12 (6.7) 3.55 (1.40, 8.98)
Not indicated 73 (81.1) 168 (93.3) Reference
≥ 50 years
Indicated 48 (19.0) 44 (8.7) 2.16 (1.33, 3.49)
Not indicated 205 (81.0) 462 (91.3) Reference
Any mental health diagnosis7—n (%)
< 50 years
Indicated 10 (11.1) 10 (5.6) 1.84 (0.69, 4.86)
Not indicated 80 (88.9) 170 (94.4) Reference
≥ 50 years
Indicated 33 (13.0) 43 (8.5) 1.55 (0.92, 2.61)
Not indicated 220 (87.0) 463 (91.5) Reference
Cancer
< 50 years
Indicated 5 (5.6) 2 (1.1) 4.16 (0.74, 23.33)
Not indicated 85 (94.4) 178 (98.9) Reference
≥ 50 years
Indicated 32 (12.7) 30 (5.9) 2.34 (1.36, 4.03)
Not indicated 221 (87.3) 476 (94.1) Reference

1Any condition having a statistically significant aOR with approximately 10% prevalence among case-patients and any not statistically significant aOR of at least 1.5 and at least 15% prevalence among case-patients in unstratified analyses. Because of sparse data when stratifying, specific conditions that were part of grouped categories (e.g., heart disease, lung disease) were not presented on their own. Conditions listed in descending order by overall prevalence among case-patients

2Adjusted for patient sex, marital status, and insurance status. Bold-faced aORs indicate significance at alpha=0.05

3Includes history of heart attack, congestive heart failure, coronary artery disease, hypertension, hyperlipidemia, congenital heart disease, valvular heart disease, and other chronic heart conditions (such as angina, arrhythmias, cardiomyopathy, and pulmonary hypertension)

4Includes asthma, chronic obstructive pulmonary disease, chronic bronchitis, emphysema, cystic fibrosis, and other chronic lung conditions (such as pulmonary nodules, pulmonary fibrosis, and history of pulmonary emboli)

5Includes chronic kidney conditions (such as chronic kidney disease, glomerulonephritis, and polycystic kidney disease)

6Includes conditions such as seizure disorders, intellectual disability, dementia, history of traumatic brain injury, cerebral palsy, and neuropathy

7Includes conditions, such as attention deficit hyperactivity disorder, depression, anxiety, bipolar disorder, schizophrenia, post-traumatic stress disorder, obsessive compulsive disorder, borderline personality disorder, and history of suicidal ideation