Table 1.
California Measles Cases Since Elimination: Case Counts, Number of Outbreaks, and Mean Outbreak Size by Genotype
| Genotype | Total Cases (Excluding Outbreak A) | Number of Outbreaks (Excluding Outbreak A) | Mean Outbreak Size (Excluding Outbreak A, per Index Case) |
|---|---|---|---|
| B3 | 183 (52) | 21 (20) | 8.71 (2.6, 2.61) |
| D3 | 4 | 2 | 2 |
| D4 | 23 | 16 | 1.44 |
| D5 | 16 | 3 | 5.33 |
| D6 | 3 | 2 | 1.5 |
| D7 | 12 | 4 | 3 |
| D8 | 42 | 28 | 1.5 |
| D9 | 14 | 8 | 1.75 |
| G2 | 5 | 1 | 5 |
| H1 | 8 | 8 | 1 |
| No genotype | 90 | 72 | 1.25 (1.25, 1.2) |
| Total | 400 (269) | 165 (164) | 2.42 (1.64, 1.62) |
Values for excluding outbreak A or per index case outbreak sizes are given in parentheses only when these values differ from the value including outbreak A or from the mean total outbreak size.