Practice question

A 76-year-old woman is admitted following a fall and diagnosed with a fractured neck of femur. She is normally fit and well, living independently. Chest X-ray is clear, ECG shows sinus rhythm. Bloods show Hb 118 g/L, Na+ 138 mmol/L, K+ 4.2 mmol/L, Urea 6.5 mmol/L, Creatinine 90 umol/L. According to NICE CG124, what is the recommended timing for surgery?