Fig. 4From: General vs. neuraxial anaesthesia in hip fracture patients: a systematic review and meta-analysisMeta-analysis of the length of hospital stay for the neuraxial anaesthesia group versus the general anaesthesia group calculated with a random effect method. 4.2.1: Mean difference of the retrospective observational studies represented as a subgroup. 4.2.2: Mean difference of the randomised controlled studies represented as a subgroupBack to article page