Table 2.

Balanced databases distribution of spectra collected before and after M. haemolytica challenge.

Calf ID	DB0		Process	DB1		DB2		DB3		DB4		DB5
	B	I		B	I	B	I	B	I	B	I	B	I
1	30	30	CAL	External validation		24	24	24	24	24	24	24	24
			VAL			6	6	6	6	6	6	6	6
2	30	30	CAL	24	24	External validation		24	24	24	24	24	24
			VAL	6	6			6	6	6	6	6	6
3	30	30	CAL	24	24	24	24	External validation		24	24	24	24
			VAL	6	6	6	6			6	6	6	6
4	30	30	CAL	24	24	24	24	24	24	External validation		24	24
			VAL	6	6	6	6	6	6			6	6
5	30	30	CAL	24	24	24	24	24	24	24	24	External validation
			VAL	6	6	6	6	6	6	6	6
Total CAL				192		192		192		192		192
Total VAL				48		48		48		48		48
Total spectra				240		240		240		240		240
External validation				40	30	40	110	40	30	40	30	40	30

Each database has spectra from one animal removed for external validation.

DB, Database; B, Baseline; I, Infected; CAL, Calibration; VAL, Internal Validation.