Table 2.

Correlation between HPLC and agar diffusion bioassay.

Antibiotic	Correlation coefficient (R)	Medium	References
Clarithromysin	0.871	Serum	[51]
Cefoparazone	≥0.95	Serum	[61]
Cefoxitin	≥0.95	Serum	[61]
Ofloxacin	0.845	Serum	[52]
Fluconazole	0.988	In vitro	[27]
Cefuroxime	0.991	Plasma	[62]
Vancomysin	0.975	Plasma	[10]
Amoxicillin capsule	0.996	Plasma	[63]
Amoxicillin injection	0.997	Plasma	[63]
Amoxicillin granule	0.998	Plasma	[63]