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Table 3 Litter sizes, clinical registrations and medical treatment on the day of parturition in 86 sows within the four herds

From: Risk factors and epidemiological characteristics of new neonatal porcine diarrhoea syndrome in four Danish herds

Herd

1

2

3

4

Total

n (first parity/Mature)

5/17

10/11

5/16

9/13

29/57

Litter size Mean (sd)

18.6 (2.6)

16.2 (2.8)

17.3 (2.4)

18.3 (3.6)

17.6 (3)

  Litter size 1st parity1

15.6 (1.1)a

14.4 (2)a

16.2 (2.4)a

15.8 (2)a

15.3 (2)2

  Litter size mature sows1

19.5 (2.2)a

17.9 (2.3)ab

17.6 (2.3)b

20.1 (3.4)a

18.8 (2.7)2

Stillborn Mean (sd)

2 (1.6)

1 (1.14)

1.7 (1.6)

1.3 (1.3)

1.5 (1.5)

Fever (≥39.5°C)

6 (27%)

3 (14%)

2 (10%)

2 (9%)

13 (15%)

Leg problems

5 (23%)

1 (5%)

0 (0%)

2 (9%)

8 (9%)

Mastitis

0 (0%)

0 (0%)

4 (19%)

1 (5%)

5 (6%)

Vulva discharge

0 (0%)

2 (10%)

0 (0%)

0 (0%)

2 (2%)

Medication 2,3

2 (9%)

2 (10%)

3 (14%)

9 (41%)

16 (19%)

  1. 1Different letters within rows indicate significant (P > 0.05) in Welch t-test.
  2. 2Medication included antibiotics and NSAIDs (in Herd 3, two of the sows were treated with NSAIDs only).
  3. 3Within Herds 1–3, both first parity sows and mature sows were treated. In Herd 4, seven first parity sows (78%) and two mature sows (15%) were treated.