Table 2.

Radiographic callus area (mm²) in prednisolone-treated and placebo fractured femurs at 10, 28, and 42 days postfracture

Day	Treatment group	Mean	SD	p Value
10-day	Prednisolone	18.065	2.724	0.548
	Placebo	20.144	3.801
28-day	Prednisolone	20.573	7.475	< 0.001*
	Placebo	35.914	7.888
42-day	Prednisolone	20.292	4.119	0.002*
	Placebo	32.371	7.089

* Significant; SD = standard deviation.