SUPPORTING INFORMATION
Appendix S1. Description of spinal analgesia protocol during labour (CUB)
Table S1. Missing data among the most relevant variables.
Table S2. Beta coefficients of fixed effects of multilevel model.
Figure S1. Flowchart of patient enrolment.
Figure S2. Adjusted Multilevel – Sensitivity analysis (no PPH).
Figure S3. Adjusted Multilevel – Sensitivity analysis (no transfusions).
Figure S4. Adjusted Multilevel – Sensitivity analysis (no uterotonics).
Figure S5. Adjusted Multilevel - Sensitivity analysis (nonuse of assisted vaginal delivery).