Table 2.
Measles and rubella IgG immune status of mothers and infants in two populations (Seattle, WA, and Sarlahi, Nepal)
| Mothers | Infants | |||||
|---|---|---|---|---|---|---|
| Nepal N = 258 | Seattle N = 48 | P value* | Nepal N = 256 | Seattle N = 45 | P value* | |
| Measles IgG positive N (%) | 244 (94.6) | 44 (91.7) | 0.42 | 246 (96.1) | 43 (95.6) | 0.75 |
| Rubella IgG positive N (%) | 242 (93.8) | 45 (93.8) | 0.23 | 238 (93.0) | 44 (97.8) | 0.12 |
Missing values: maternal measles = 1, maternal rubella = 1, infant measles = 6, infant rubella = 6. Equivocal values: Nepal: maternal measles = 3, maternal rubella = 0, infant measles = 2, infant rubella = 2. Equivocal values: Seattle: maternal measles = 1, maternal rubella = 1, infant measles = 0, infant rubella = 1.
*
Chi-square test. All pregnancies resulted in live birth. Differences in denominator due to failure to collect sample or inadequate residual amount for testing.