Rapid and Nondestructive Detection of Proline in Serum Using Near-Infrared Spectroscopy and Partial Least Squares

Table 1

Serum proline content and its grouping situation.

	Statistics	Number	Max (mg/ml)	Min (mg/ml)	Mean ± SD (mg/ml)	CV
PRO	Calibration set	118	0.008198	0.002004	0.005296 ± 0.001897	0.3581
	Validation set	89	0.007682	0.001982	0.005213 ± 0.001832	0.3514