Fig. 6From: General vs. neuraxial anaesthesia in hip fracture patients: a systematic review and meta-analysisMeta-analysis of pneumonia in the neuraxial anaesthesia group versus the general anaesthesia group calculated with a random effect method. 6.1.1: Odds ratio of the retrospective observational studies represented as a subgroup. 6.1.2: Odds ratio of the randomised controlled studies represented as a subgroupBack to article page