Intraoperative Hemorrhage and Postoperative Sequelae after Intraoral Vertical Ramus Osteotomy to Treat Mandibular Prognathism

Table 3

Correlation between blood loss and parameters in Spearman rank correlation analysis.

	Correlation coefficient
Parameters	Female	Male
	()	()
Age, y	0.138	0.226
Operation time, min	−0.008	0.396
Reduced blood ingredients
RBCs, ×10^6/μL	0.021	0.060
Hgb, g/dL	0.056	0.034
Hct, %	0.067	0.036
Setback, mm
Right side	0.221	0.021
Left side	−0.091	−0.110

Spearman rank correlation coefficients: .