Table 5 Comparing complications in the two groups
Group D (N = 22) | Group C (N = 23) | P value | Effect of group D relative to group C | ||
|---|---|---|---|---|---|
Mean ± SE | 95% CI | ||||
Complications (n (%)) | RR (95% CI) | ||||
Allergy to bupivacaine (ester) | 0 (0.0%) | 1 (4.5%) | §0.999 | Could not be calculated | |
Horner (presented by ptosis) | 4 (18.2%) | 5 (21.7%) | §0.999 | 0.84 (0.26–2.72) | |
Limb paresthesia (probability of hematoma/intraneural injection) | 1 (4.5%) | 1 (4.3%) | §0.999 | 1.05 (0.07–15.70) | |
Shortness of breath after extubation (probability of phrenic n affection) | 3 (13.6%) | 2 (8.7%) | §0.665 | 1.57 (0.29–8.51) | |
Nausea/vomiting | 1 (4.5%) | 7 (30.4%) | §0.047* | 0.15 (0.02–1.12) | |
Skin allergy | 1 (4.3%) | 0 (0.0%) | §0.999 | Could not be calculated | |