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. 2019 Jan 19;8(2):e010330. doi: 10.1161/JAHA.118.010330

Table 1.

Past Medical History of Sudden Cardiac Arrests

Variablea Age, y 2–24 (n=82) Age, y 25–34 (n=131) Age, y 35–45 (n=395) P Value
Age±SD 17.6±5.7 30.1±3.0 40.8±2.8 NA
Male sex 53 (64.6) 100 (76.3) 311 (78.7) 0.02
Hypertension 2 (2.5) 15 (12.2) 123 (32.4) <0.0001
Lipid disorder 0 5 (4.1) 51 (13.4) <0.0001
Diabetes mellitus 3 (3.8) 10 (8.1) 65 (17.1) 0.001
Obesity 4 (5.1) 31 (25.2) 71 (18.7) 0.001
Smoking 5 (6.3) 22 (17.9) 119 (31.3) <0.0001
≥1 Cardiovascular disease risk factorsb 10 (12.7) 61 (49.6) 249 (65.5) <0.0001
≥2 Cardiovascular disease risk factorsb 3 (3.8) 16 (13.0) 114 (30.0) <0.0001
History of cardiovascular diseasec 28 (35.4) 83 (67.5) 284 (74.7) <0.0001
Prior myocardial infarction 0 6 (4.9) 38 (10.0) 0.004
Arrhythmia 5 (6.3) 10 (8.1) 26 (6.9) NS
ICD/pacemaker 2 (2.5) 6 (4.9) 7 (1.8) NS
Seizure disorder 9 (11.4) 8 (6.5) 18 (4.7) NS
Mood disorderd 1 (1.3) 20 (16.3) 60 (15.8) 0.02
Psychosis 1 (1.3) 10 (8.1) 19 (5.0) NS
Other psychiatric historye 3 (3.8) 6 (4.9) 21 (5.5) NS
Any psychiatric historyf 6 (7.6) 32 (26.0) 79 (20.8) 0.005
Illicit drug use 11 (13.9) 25 (20.3) 62 (16.3) NS
Alcohol abuse 1 (1.3) 15 (12.2) 57 (15.0) 0.004

ICD indicates implantable cardioverter defibrillator; NA, not applicable; NS, nonsignificant; SD, standard deviation.

a

Data were missing in 4.3% of cases.

b

Includes 1 of hypertension, diabetes mellitus, lipids, obesity, or smoking.

c

Defined as any previously diagnosed cardiac disease or prescribed cardiac medication.

d

Includes 1 of depression, anxiety, bipolar, schizoaffective disorder, or manic depressive.

e

Includes 1 of obsessive‐compulsive disorder, borderline personality disorder, or suicide attempt.

f

Includes any diagnosed psychiatric disease or prescribed antidepressant/antipsychotic.