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Table 2 Heart rate (HR), respiratory rates (RR), rectal temperature (Rectal T) and hock-to-hock distance (H–H) measured in cows challenged with intramammary LPS (lipopolysaccharide), LTA (lipoteichoic acid) or saline (control group)

From: Experimentally induced subclinical mastitis: are lipopolysaccharide and lipoteichoic acid eliciting similar pain responses?

Parameter

Control day

Challenge day

2 h

4 h

6 h

8 h

2 h

4 h

6 h

8 h

HR (beats/min)

 LPS

76 (69–80)

71.5 (64–73)

71 (64–72)

74.5 (62–78)

69.5 (60–78)

71 (60–75)

71.5 (60–74)

70 (60–78)

 LTA

69 (64–79)

71 (66–82)

71 (66–81)

71 (69–79)

67 (65–71)

67 (64–77)

76 (72–77)

70 (64–81)

 Control

68 (62–73.5)

66.5 (59.5–72)

61.5 (57–71)

66 (61–70)

62.5 (57.5–67.5)

69 (62–70.5)

63.5 (58.5–66)

61.5 (57–67.5)

RR (breaths/min)

 LPS

30 (28–32)

32 (28–32)

32 (24–40)

32 (28–36)

28 (28–36)

32 (28–36)

30 (24–32)

30 (28–32)

 LTA

32 (28–36)

32 (28–40)

36 (32–44)

32 (32–48)

32 (32–44)

32 (28–44)

44 (32–44)

36 (32–40)

 Control

32 (28–34)

28 (22–38)

28 (26–42)

32 (30–36)

30 (24–36)

32 (28–38)

28 (24–40)

30 (28–40)

Rectal T (°C)

 LPS

38.1 (37.9–38.4)

38 (37.9–38.4)

38.2 (38.1–38.4)

38.1 (37.9–38.5)

38.2 (37.9–38.5)

38.3 (38.1–39.0)

38.4 (38.3–39.4)

38.8 (38.1–39.2)

 LTA

38.3 (38.2–38.5)

38.2 (38–38.3)

38.3 (38.3–38.4)

38.5 (38–38.5)

38.3 (38.2–38.4)

38.4 (38.3–38.4)

38.5 (38.2–38.6)

38.7 (38.4–39.0)

 Control

38.1 (37.9–38.3)

38.1 (37.9–38.3)

38.1 (37.9–38.3)

38.2 (38.1–38.3)

38.1 (38–38.1)

38.3 (38.1–38.3)

38.1 (38–38.2)

38.1 (38.1–38.3)

H–H (cm)

 LPS

22.5 (18–25)

21 (17–28)

20 (16–30)

26 (15–28)

22 (20–23)

23.5 (15–26)

20.5 (14–25)

23.5 (17–27)

 LTA

23 (20–24)

22 (22–22)

22 (20–24)

22 (20–23)

18 (15–20)

20 (16–25)

23 (22–25)

23 (20–24)

 Control

23 (17.5–24.5)

23.5 (17–26)

25 (19.5–28)

25 (20–27.5)

22.5 (17.5–25)

24 (23–26.5)

24.5 (24–27.5)

22 (19–26)

  1. On the control day, the intramammary challenge, milk and blood sampling were simulated. Medians and interquartile ranges (IQR) at 2, 4, 6 and 8 h after the simulated challenge (control day)/challenge (challenge day) are reported