Table 5: Correlation coefficients ( ) of different plots for overall (0–9 hr) release kinetics of frusemide from prepared micropellets.

Kinetic modelsCorrelation coefficients ( values)
Level (−1)Level (0)Level (+1)
F1F2F3F4F5F6F7F8F9

Zero order0.80910.87490.89490.99180.99310.93970.99180.99450.9945
First order0.92400.98240.89160.86780.82650.85310.83280.89330.9498
Higuchi0.90030.94950.95990.96530.96380.86660.97500.96440.9606
Hixson-Crowell0.94000.98190.99110.94730.93140.90250.93030.94850.9756