Table 3.

Correlation coefficients (R²) and release exponent (n) values obtained from different kinetic models for drug release from SDs.

Kinetic Model	SD10	SD30
Zero-order	0.5844	0.6839
First-order	0.8577	0.7796
Higuchi	0.3322	0.3239
Hixson–Crowell	0.4657	0.3612
Korsmeyer–Peppas	0.9566	0.9645
Korsmeyer–Peppas (n)	0.123	0.174