Table 1 Association between history of chicken pox/varicella vaccination and varicella sero-status among pregnant women attending antenatal clinics of De Soyza Maternity Hospital, Sri Lanka (2016)
| Varicella IgG | |||
|---|---|---|---|
| Positive (n = 254) | Negative (n = 129) | ||
| Past history of chicken pox/vaccination | Cannot recall (n = 3) | 3 | 0 |
| Present (n = 171) | 153 | 18 | |
| Absent (n = 209) | 98 | 111 | |