Manipulation of Displaced Distal Radial Fractures in the Superelderly: Prediction of Malunion and the Degree of Radiographic Improvement

Table 3

Predictors of improvement in the dorsal angulation and ulna variance at 6 weeks.

Case-mix variables		Improvement in dorsal angulation (degrees)		value	Improvement in ulnar variance (mm)		value
Gender	Male	13.7	—	0.92*	1.7	—	0.51*
	Female	13.3	—		2.1	—
Age		—	0.05	0.46^†	—	0.05	0.47^†
Independent	Yes	14.2	—	0.35*	1.9	—	0.24*
	No	12.3	—		2.3	—
Dorsal comminution	Yes	13.4	—	0.7*	2.2	—	0.001*
	No	11.9	—		0.1	—
AO classification	A	14.0	—	0.15**	2.0	—	0.7**
	B	16.0	—		4.0	—
	C	12.8	—		2.2	—
Premanipulation	Dorsal angulation	—	0.43	<0.001^†	—	0.34	<0.001^†
	Ulnar variance	—	0.15	0.021^†	—	0.70	<0.001^†

Unpaired -test.
**ANOVA.
^†Pearson correlation.