Table 3.
Pooled estimates of MRSA colonisation among healthcare workers: stratified analysis
| Stratified analysis [sets of studies] | Number of studies |
Pooled estimation |
Heterogeneity |
||
|---|---|---|---|---|---|
| OR | 95% CI | Χ 2 | p value | ||
| Nursing staff versus medical staff [32,33,36,38,41,48,50,55] |
8 |
1.72 |
1.07-2.77 |
4.60 |
0.71 |
| Nursing staff versus other healthcare staff |
|
|
|
|
|
| - high-quality studies [31-33,36] |
4 |
3.66 |
2.33-5.77 |
1.18 |
0.76 |
| - study area Europe [31,33,38,50,55] |
5 |
3.19 |
1.98-5.13 |
1.26 |
0.87 |
| - study area US [32,36,41,48] | 4 | 2.07 | 0.83-5.15 | 6.4 | 0.09 |