Table 3 PPV of a reported history of measles for the presence of measles antibodies
History of measles | ||
|---|---|---|
Variable | Antibodies +/n | PPV |
(95% CI) | ||
Year of birth | ||
1981 and after | 9/9 | 100 (66.4–100) |
1965 - 1980 | 127/127 | 100 (97.1–100) |
1964 - 1955 | 95/98 | 96.9 (91.3–99.4) |
1954 and before | 76/77 | 98.7 (93.0–100) |
All | 307/311 | 98.7 (96.7–99.6) |
Sex | ||
Male | 60/60 | 100 (94.0–100) |
Female | 247/251 | 98.4 (96.0–99.6) |
Professional category | ||
Physician | 94/94 | 100 (96.2–100) |
Nurse | 120/123 | 97.6 (93.0–99.5) |
Other clinical workers | 34/35 | 97.1 (85.1–99.9) |
Non-clinical workers | 59/59 | 100 (93.9–100) |
Type of centre | ||
Primary health | 157/157 | 100 (97.7–100) |
Hospital | 150/154 | 97.4 (93.5–99.3) |