Table 1 Number of CRs and RCTs ranked by number of CRs
Intervention | Health condition | No. of RCTs | No. of CRs |
|---|---|---|---|
Antibiotic vs placebo | Pneumonia | 205 | 11 |
Vaccination | Influenza | 525 | 6 |
Vaccination | Pertussis | 303 | 4 |
Antiviral | Influenza | 147 | 4 |
Antibiotic vs placebo | Otitis media | 114 | 4 |
Antibiotic vs placebo | Pharyngitis/sore throat | 90 | 4 |
Antibiotic vs placebo | ARI non-specific | 129 | 3 |
CAM | Common cold | 44 | 3 |
Antibiotic vs placebo | Meningitis | 36 | 3 |
Vaccination | Diphtheria | 246 | 2 |
Vaccination | Tetanus | 236 | 2 |
Vaccination | Measles | 161 | 2 |
Vaccination | Pneumococcus | 143 | 2 |
Antibiotic vs placebo | Bronchitis, acute | 60 | 2 |
Vaccination | Hepatitis | 58 | 2 |
CAM | ARI non-specific | 49 | 2 |
Antiviral | Herpes zoster | 43 | 2 |
Antibiotic vs placebo | Bronchiolitis | 42 | 2 |
Antihistamine | Common cold | 41 | 2 |
Corticosteroid | Meningitis | 39 | 2 |
Antitussive/decongestant/expectorant | Cough | 36 | 2 |
Vaccination | Otitis media | 35 | 2 |
Vaccination | Herpes zoster | 30 | 2 |
Antibiotic vs placebo | Common cold | 21 | 2 |
CAM | Influenza | 18 | 2 |