Table 4 Fit statistics for response relations.

From: Advanced optimization of dopant profiles in bismuth-enhanced bioactive glass through response surface methodology

Model ↓

Fit statistics (R2)

Adjusted

Predicted

Responses (→)

(P)

(S)

(ST)

(P)

(S)

(ST)

Linear

0.3507

  

-0.1929

  

Linear

 

0.4359

  

0.2252

 

Cubic

  

0.9102

  

− 1.3952