Table 5 Stepwise multiple regression analysis of absolute error of the AI at the C2–C7 angle as the dependent variable.

From: Development of artificial intelligence for automated measurement of cervical lordosis on lateral radiographs

Independent Variables

Covariates

B

SE

Beta

t Test

P Value

Age

–0.032

0.004

–0.109

–7.191

 < 0.0001

Undergoing surgery

0.935

0.184

0.078

5.089

 < 0.0001

Sex (male)

0.321

0.146

0.033

2.196

0.028

  1. The square of the coefficient of multiple correlation (R2) in this model = 0.018.
  2. AI, artificial intelligence; B, partial regression coefficient; SE, standard error; beta, standardized partial regression coefficient.
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