Vaccine-eligible patients in the pre-COVID-19 (Jan. 1, 2018, to Mar. 16, 2020) and COVID-19 (Mar. 17, 2020, to Nov. 30, 2020) groups based on age for selected childhood vaccinations6
| Age and vaccination | Birth date interval | No. of patients | |||
|---|---|---|---|---|---|
| Pre-COVID-19 group | COVID-19 group | Eligible in pre-COVID-19 period | Eligible in COVID-19 period | Ineligible | |
| 2 mo, DTaP-IPV-Hib | Jan. 1, 2018 to Jan. 17, 2020 | Jan. 17, 2020 to Aug. 31 2020 | 375 | 131 | 0 |
| 2 mo, Pneu-C-13 | Jan. 1, 2018 to Jan. 17, 2020 | Jan. 17, 2020 to Aug. 31, 2020 | 375 | 131 | 0 |
| 4 mo, DTaP-IPV-Hib | Jan. 1, 2018 to Nov. 17, 2019 | Nov. 17, 2019 to June 30, 2020 | 348 | 124 | 34 |
| 4 mo, Pneu-C-13 | Jan. 1, 2018 to Nov. 17, 2019 | Nov. 17, 2019 to June 30, 2020 | 348 | 124 | 34 |
| 6 mo, DTaP-IPV-Hib | Jan. 1, 2018 to Sept.17, 2019 | Sept. 17, 2019 to Apr. 30, 2020 | 315 | 121 | 70 |
| 12 mo, MMR | Jan. 1, 2018 to Mar. 17, 2019 | Mar. 17, 2019 to Oct. 31, 2019 | 214 | 127 | 165 |
| 12 mo, Pneu-C-13 | Jan. 1, 2018 to Mar. 17, 2019 | Mar. 17, 2019 to Oct. 31, 2019 | 214 | 127 | 165 |
| 12 mo, Men-C-C | Jan. 1, 2018 to Mar. 17, 2019 | Mar. 17, 2019 to Oct. 31, 2019 | 214 | 127 | 165 |
| 15 mo, Var | Jan. 1, 2018 to Dec.17, 2018 | Dec. 17, 2018 to July 31, 2019 | 175 | 99 | 232 |
| 18 mo, DTaP-IPV-Hib | Jan. 1, 2018 to Sept.17, 2018 | Sept.17, 2018 to Apr. 31, 2019 | 129 | 104 | 273 |
Note: DTap-IPV-Hib = diphtheria, tetanus, acellular pertussis, inactivated polio vaccine, Haemophilus influenzae type B; Men-C-C = meningococcal conjugate C; MMR = measles, mumps, rubella; Pneu-C-13 = pneumococcal conjugate 13; Var = varicella.