Table 2

Linear regression of length of stay predictors.

Lenght of Stay PredictorUnstandardized CoefficientsStandardized Coefficients t Value P Value
B Standard Errorβ
Constant1.440.572.540.01
ACDF = 0, PCF = 1−0.170.15−0.06−1.120.27
Age−0.020.01−0.13−1.920.06
Body mass index0.010.010.061.160.25
Charlson Comorbidity Index0.160.050.223.32 <0.01
Male = 0, Female = 10.450.140.173.19 <0.01
Level0.030.080.020.330.74
  • Bolded values indicate significance at P < 0.05

  • ACDF, anterior cervical discectomy and fusion; PCF, posterior cervical foraminotomy.