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Table 5 Receiver operating characteristic (ROC) curve of uterine blood flow, vaginal blood flow, serum progesterone, serum estrogen and serum cortisol at the G2 shots

From: The vaginal and uterine blood flow changes during the ovsynch program and its impact on the pregnancy rates in Holstein dairy cows

Items

Cutoff value

AUC value

Sensitivity (%)

Specificity (%)

P-value

U_BFV

0.722 ml/min

0.870 ± 0.115

90%

33.33%

P < 0.001

V_BFV

0.90 ml/min

0.804 ± 0.07

90.8%

30.8%

P < 0.03

Cortisol

0.60 ng/ml

0.820 ± 0.119

80%

40%

P < 0.007

Estrogen

0.607 pg/ml

0.875 ± 0.09

87.5%

42.86%

P < 0.001

Progesterone

0.7143 ng/ml

0.839 ± 0.116

90%

37.5%

P < 0.003

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BMC Veterinary Research

ISSN: 1746-6148

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