Table 1.
Baseline characteristics of critically ill neurologic patients in 2020 vs. 2019.
| Variable |
During COVID-19 Pandemic (01/20/20 to 06/15/20) |
Before Pandemic (01/20/19 to 06/15/19) |
% Decrease in 2020 vs. 2019 | p-value | |
|---|---|---|---|---|---|
| A. Disease: (ICD-10 Code) | No. of patients | No. of COVID-19 patients (%) | No. of patients | ||
| Subarachnoid Hemorrhage: (I60) | 1165 | ≤10 | 1598 | 27.1% | <0.0001 |
| Intracerebral Hemorrhage: (I61) | 1886 | 17 (0.9%) | 2529 | 25.4% | <0.0001 |
| Ischemic Stroke: (I63) | 4556 | 77 (1.7%) | 6440 | 29.6% | <0.0001 |
| Status epilepticus (G40.901) | 817 | ≤10 | 1204 | 32.1% | <0.0001 |
| Traumatic Brain Injury: (S06) | 2737 | 25 (0.9%) | 3621 | 24.4% | <0.0001 |
| Neuromuscular emergencies (MGa G70.01+ GBSb G61.0) | 106 | ≤10 | 205 | 48.3% | <0.0001 |
| All patients | 8568d | 118 (1.4%) | 11,917d | 28.1% | <0.0001 |
| B. Demographics | 01/20/20 to 06/15/20 | 01/20/19 to 06/15/19 | |
|---|---|---|---|
| Age (yrs) | 58.8 ± 21.2 | 58.5 ± 21.2 | |
| Female sex n (%) | 3741 (44%) | 5304 (45%) | |
| White n (%) | 5675 (66%) | 8116 (68%) | |
| Black n (%) | 2019 (24%) | 2602 (22%) | |
| Asian n (%) | 154 (2%) | 186 (2%) | |
| Hispanic ethnicity n (%) |
633 (7%) |
1072 (9%) |
|
|
C. Co-morbidities |
01/20/20 to 06/15/20 |
01/20/19 to 06/15/19 |
p-value |
| Hypertension n (%) | 4305 (50.3%) | 6038 (50.7%) | 0.55 |
| Ischemic heart disease n (%) | 2182 (25.5%) | 3177 (26.7%) | 0.06 |
| Diabetes Mellitus n (%) | 2127 (24.8%) | 2961 (24.9%) | 0.97 |
| Heart Failure n (%) | 1715 (20.0%) | 2440 (20.5%) | 0.42 |
| Chronic Kidney Disease n (%) | 1565 (18.3%) | 2110 (17.7%) | 0.30 |
| Nicotine dependence n (%) | 1460 (17.0%) | 2018 (16.9%) | 0.84 |
| Atrial Fibrillation n (%) | 1441 (16.8%) | 2094 (17.6%) | 0.16 |
| Obesity n (%) | 1367 (16.0%) | 1966 (16.5%) | 0.30 |
| COPDc n (%) | 1012 (11.8%) | 1437 (12.1%) | 0.59 |
| Asthma n (%) | 694 (8.1%) | 986 (8.3%) | 0.65 |
a
MG: Myasthenia gravis with crisis.
b
GBS: Guillian Barre syndrome.
c
COPD: Chronic Obstructive Pulmonary Disease.
d
Total number of patients is lower than the sum of each individual diagnosis because there are some patients with two simultaneous diagnoses, e.g. status epilepticus in patients with intracerebral hemorrhage.