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Table 2 Concentration of total serum protein g/dL (Mean ± STD Err) and rate % (n/total) of failure of transfer of passive immunity (FTPI) in Nelore calves born from VAC and NVAC dams in the pre-partum period, according to the different cut-off for total serum protein (g/dL)

From: Efficacy of prepartum vaccination against neonatal calf diarrhea in Nelore dams as a prevention measure

Dams Category

Groups

STP

Protein Cut-Point Total Protein (g/dL)

5.5

6.0

6.5

7.0

Heifers

NVAC

6.8471 ± 0.2111

11.76 (2/17)

23.53 (4/17)

29.41 (5/17)

47.05 (8/17)

VAC

7.0000 ± 0.2284

0.00 (0/19)

15.79 (3/19)

36.84 (7/19)

52.63(10/19)

P-value

0.6287

0.216*

0.684*

0.637

0.738

Cows

NVAC

7.0341 ± 0.1429

4.87 (2/41)

14.63 (6/41)

31.70 (13/41)

39.02 (16/41)

VAC

6.9350 ± 0.1402

7.50 (3/40)

7.50 (3/40)

35.00 (14/40)

52.5 (21/40)

P-value

0.6220

0.675*

0.482

0.753

0.320

Total

NVAC

6.9793 ± 0.1180

6.89 (4/58)

17.24 (10/58)

31.03 (18/58)

41.38 (24/58)

VAC

6.9559 ± 0.1191

5.08 (3/59)

10.16 (6/59)

35.59 (21/59)

52.54 (31/59)

P-value

0.8894

0.717*

0.266

0.601

0.307

  1. Sig. = P value Fisher’s Exact Test*/Chi-Square Test