Seasonal influence on postoperative hip fracture complications: Retrospective cohort of more than 1000 patients from a tertiary-care university hospital.

•The number of hip fractures has been observed to double as the population ages.•Surgical management is the gold standard and most effective management option.•Operating patients during summer is postulated to carry higher risk of postoperative complications.•However, this higher risk was statistically insignificant in the current study.