A Prediction Modeling Based on the Hospital for Special Surgery (HSS) Knee Score for Poor Postoperative Functional Prognosis of Elderly Patients with Patellar Fractures

Table 3

Functional outcomes after surgery for patellar fracture.

Functional outcomes		Improved group	Unimproved group	value
Range of motion (%)	Month 3			0.150
	Month 6			0.259
HSS scores (%)	Month 3			<0.001
	Month 6			<0.001

Statistically significant difference ().