Table 2 Publications per chronic disease between 1970 -2014
Chronic disease | Crude number of publications | RCTs (% of total publications) | SRs (% of total publications) | MAs (% of total publications) | EEs (% of total publications) |
|---|---|---|---|---|---|
CRS | 7,962 | 296 (3.7%) | 227 (2.9%) | 42 (0.5%) | 8 (0.1%) |
Asthma | 136,652 | 8,192 (6.0%) | 3,370 (2.5%) | 746 (0.5%) | 299 (0.2%) |
DM | 337,411 | 13,633 (4.0%) | 7,177 (2.1%) | 2,068 (0.6%) | 685 (0.2%) |
p-value | χ2 = 862.4; p < 0.001 | χ2 = 65.2; p < 0.001 | χ2 = 8.0; p = 0.018 | χ2 = 5.6; p = 0.062 |