Table 12 Correlation coefficient, ƒ1, and ƒ2 values of optimized EGFMT
From: Design, statistical optimization of Nizatidine floating tablets using natural polymer
M2%opt | M1%opt | |
|---|---|---|
Zero-order ‘r’ value | 0.9952 | 0.9956 |
First-order ‘r’ value | 0.8684 | 0.8789 |
Higuchi ‘r’ value | 0.9757 | 0.9749 |
Hixon–Crowell ‘r’ value | 0.9320 | 0.9041 |
Korsmeyer–Peppas ‘r’ value | 0.9932 | 0.9945 |
Korsmeyer–Peppas ‘n’ value | 0.70 | 0.71 |
ƒ1 | 0.75 | 1.30 |
ƒ2 | 97.84 | 93.58 |