Table 3.
Univariate and multivariate analyses of factors associated with SpO2 desaturations during lumbar puncture.
| Univariate | Multivariate | |||||
|---|---|---|---|---|---|---|
| OR | 95% CI | p | OR | 95% CI | p | |
| Position | ||||||
| - Sitting only | 1 | – | – | |||
| - Lateral recumbent only | 2.00 | 1.13–3.55 | 0.016 | |||
| Gestational age at LP, weeks | 0.84 | 0.79–0.89 | <0.001 | 0.88 | 0.82–0.95 | <0.001 |
| Body weight at LP, g | ||||||
| - ≥1,500 | 1 | – | – | |||
| - <1,500 | 10.21 | 4.67–22.30 | <0.001 | |||
| Respiratory support during LP | ||||||
| - Self-ventilating in room air | 1 | – | – | 1 | – | – |
| - Low or high-flow nasal cannula/nCPAP | 7.49 | 2.47–22.72 | <0.001 | 4.84 | 1.53–15.26 | 0.007 |
| - Mechanical ventilation | 22.66 | 6.68–76.84 | <0.001 | 7.54 | 1.88–30.14 | 0.004 |
LP, lumbar puncture; nCPAP, nasal continuous positive airway pressure.