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) |