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Table 1 Descriptive data on the study populations

From: Factors affecting reproductive performance in the Swedish Bernese mountain dog

 

Puppy level

(% of total)

Litter level

median (range)

Proportion

(number of events/number of litters)

Number of matings

1287

Number of whelpings

798 (62.0)

Caesarean sections (of whelpings)

33.0 (263/798)

Number of born puppies

4815

6.0 (1.0–14.0)

Stillborn/Litters with stillbirth

740 (15.4)

51.6 (412/798)

Died after birth/Litters with postnatal puppy mortality

179 (3.7)

16.0 (128/798)

Total puppy losses/Litters with puppy losses

919 (19.1)

59.6 (476/798)

Registered puppiesa

3889 (80.8)

5.0 (0–13)

  1. The number of puppies at weaning differed slightly between the kennel clubs registry and the breed club’s data for the included litters (3889 vs. 3896 puppies)
  2. aThe number of registered puppies are from the Swedish kennel clubs registry