Table 2.
Latent variable modeling of post-acute sequelae of SARS-CoV-2 infection (PASC) using Item Response Theory
| Discrimination | ||||
|---|---|---|---|---|
| Coefficient | p | 95% CI | ||
| Psychiatric/cognitive symptoms | ||||
| Post-traumatic stress | 2.110 | 1.618 | 2.602 | |
| Depression | 2.052 | 1.603 | 2.502 | |
| Memory loss | 2.036 | 1.626 | 2.445 | |
| Anxiety | 1.961 | <0.001 | 1.548 | 2.373 |
| Lack of concentration | 1.675 | 1.328 | 2.023 | |
| Insomnia | 1.530 | 1.225 | 1.834 | |
| Other symptoms | ||||
| Fatigue | 2.294 | 1.842 | 2.745 | |
| Nausea/vomiting | 1.397 | 0.838 | 1.957 | |
| Loss of appetite | 1.346 | 0.998 | 1.694 | |
| Dyspnea | 1.300 | 1.024 | 1.575 | |
| Body pain | 1.128 | 0.881 | 1.374 | |
| Hearing loss | 1.102 | 0.804 | 1.400 | |
| Muscle/joint pain | 1.085 | 0.849 | 1.321 | |
| Diarrhea | 1.062 | 0.665 | 1.458 | |
| Loss of smell | 1.063 | 0.795 | 1.331 | |
| Loss of taste | 1.033 | <0.001 | 0.773 | 1.293 |
| Tinnitus | 0.971 | 0.692 | 1.250 | |
| Abdominal pain | 0.951 | 0.668 | 1.234 | |
| Weakness | 0.862 | 0.582 | 1.143 | |
| Nocturia | 0.769 | 0.545 | 0.993 | |
| Nasal obstruction | 0.760 | 0.507 | 1.012 | |
| Gait impairment | 0.742 | 0.460 | 1.025 | |
| Headache | 0.704 | 0.422 | 0.986 | |
| Dizziness | 0.695 | 0.495 | 0.894 | |
| Chest pain | 0.680 | 0.449 | 0.911 | |
| Edema | 0.675 | 0.438 | 0.918 | |
| Paresthesia | 0.674 | 0.428 | 0.920 | |
| Skin problems | 0.594 | <0.001 | 0.352 | 0.835 |
| Cough | 0.509 | 0.289 | 0.729 | |
| Episodes of loss of consciousness | 0.664 | 0.003 | 0.218 | 1.109 |
CI, confidence intervals.