Table 3 Sensitivity analysis
Excluded study | Relative risk | 95% CI |
|---|---|---|
Mortality at 28 or 30 days | ||
Derdak (2002) | 1.164289 | 0.9238705, 1.4672717 |
Bollen (2005) | 1.0212231 | 0.76526242, 1.3627961 |
Ferguson (2013) | 0.94643247 | 0.77333957, 1.158268 |
Young (2013) | 1.0512564 | 0.69253296, 1.5957943 |
Shah (2004) | 1.0661671 | 0.80484247, 1.4123416 |
ICU mortality | ||
Demory (2007) | 1.2246462 | 0.89132315, 1.6826202 |
Ferguson (2013) | 1.0530359 | 0.89893317, 1.2335562 |
Young (2013) | 1.4420993 | 1.160399, 1.7921858 |
Oxygenation failure | ||
Derdak (2002) | 0.58428353 | 0.28815368, 1.1847403 |
Bollen (2005) | 0.51638663 | 0.31883517, 0.83634168 |
Ferguson (2013) | 0.82795441 | 0.31200156, 2.1971316 |
Ventilation failure | ||
Derdak (2002) | 1.0543551 | 0.4344992, 2.5584965 |
Bollen (2005) | 0.91356009 | 0.43406373, 1.9227407 |
Ferguson (2013) | 0.64884853 | 0.2125513, 1.9807193 |
Duration of mechanical ventilation | ||
Derdak (2002) | 0.09791627 | −0.09584169, 0.29167423 |
Bollen (2005) | 0.06240474 | −0.06527908, 0.19008856 |
Young (2013) | 0.15380768 | −0.11983663, 0.427452 |
Barotrauma | ||
Shah (2004) | 1.229754 | 0.84895152, 1.7813679 |
Derdak (2002) | 1.3130077 | 0.87979519, 1.9595348 |
Bollen (2005) | 1.1886587 | 0.78003234, 1.8113472 |
Ferguson (2013) | 0.6947636 | 0.29700547, 1.6252108 |
Hypotension | ||
Derdak (2002) | 2.6042271 | 0.44842839, 15.123928 |
Bollen (2005) | 0.69353223 | 0.05379397, 8.9412804 |
Shah (2004) | 0.89276189 | 0.0725222, 10.990066 |