Table 2. Number maintaining content and programmatic expertise during pandemic–U.S., August 23–October 5, 2020.
| Content Expertise | N * | Pre-COVID N | % Pre-Pandemic Workers Retained |
| Infectious Disease | 67 | 136 | 49.26% |
| Substance Abuse | 19 | 39 | 48.72% |
| Preparedness | 18 | 38 | 47.37% |
| Informatics | 15 | 38 | 39.47% |
| Vital Statistics | 10 | 27 | 37.04% |
| Other | 11 | 30 | 36.67% |
| MCH | 13 | 40 | 32.50% |
| Environmental Health | 11 | 34 | 32.35% |
| Injury | 8 | 27 | 29.63% |
| Chronic | 13 | 64 | 20.31% |
| Occupational Health | 2 | 13 | 15.38% |
| Programmatic Function | N * | Pre-COVID N | % Pre-Pandemic Workers Retained |
| Surveillance | 105 | 148 | 70.95% |
| Other | 18 | 35 | 51.43% |
| Program Manager | 24 | 57 | 42.11% |
| Policy | 6 | 24 | 25.00% |
| Health Educator | 11 | 45 | 24.44% |
| Planning/Preparedness | 11 | 49 | 22.45% |
| Disease Investigation | 12 | 66 | 18.18% |
| Evaluation | 14 | 80 | 17.50% |
| Administration | 4 | 31 | 12.90% |
*pre-COVID area/role = post-COVID area/role.