Table 7.
Mean of the ratios of point estimate of Medline/database estimate to reference standard point estimate for dichotomous outcomes
| Database | Mean | Minimum | Q1 | Median | Q3 | Maximum |
|---|---|---|---|---|---|---|
| Acute Respiratory Infections (n = 37) | ||||||
| Medline (alone) | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.5 |
| BIOSIS | 1.03 | 1.00 | 1.00 | 1.00 | 1.00 | 1.4 |
| CAB Direct | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.5 |
| CINAHL | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.5 |
| EMBASE | 1.05 | 1.00 | 1.00 | 1.00 | 1.00 | 2.5 |
| ERIC | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.5 |
| HAPI | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.5 |
| IPA | 1.07 | 1.00 | 1.00 | 1.00 | 1.00 | 2.5 |
| LILACS | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.5 |
| PsycINFO | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.5 |
| Infectious Diseases (n = 31) | ||||||
| Medline (alone) | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.14 |
| BIOSIS | 1.02 | 1.00 | 1.00 | 1.00 | 1.00 | 1.26 |
| CAB Direct | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.14 |
| CINAHL | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.14 |
| EMBASE | 1.02 | 1.00 | 1.00 | 1.00 | 1.00 | 1.19 |
| ERIC | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.14 |
| HAPI | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.14 |
| IPA | 1.05 | 1.00 | 1.00 | 1.00 | 1.00 | 2.14 |
| LILACS | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.14 |
| PsycINFO | 1.06 | 1.00 | 1.00 | 1.00 | 1.00 | 2.14 |
| Developmental, Psychosocial and Learning Problems (n = 16) | ||||||
| Medline/PsychINFO (alone) | 1.04 | 1.00 | 1.00 | 1.01 | 1.06 | 1.27 |
| BIOSIS | 1.04 | 1.00 | 1.00 | 1.00 | 1.06 | 1.27 |
| CAB Direct | 1.04 | 1.00 | 1.00 | 1.01 | 1.06 | 1.27 |
| CINAHL | 1.04 | 1.00 | 1.00 | 1.01 | 1.06 | 1.27 |
| EMBASE | 1.04 | 1.00 | 1.00 | 1.00 | 1.06 | 1.27 |
| ERIC | 1.04 | 1.00 | 1.00 | 1.01 | 1.06 | 1.27 |
| HAPI | 1.04 | 1.00 | 1.00 | 1.01 | 1.06 | 1.27 |
| IPA | 1.04 | 1.00 | 1.00 | 1.01 | 1.06 | 1.27 |
| LILACS | 1.04 | 1.00 | 1.00 | 1.01 | 1.06 | 1.27 |