Table 2 Univariable regression analysis of the abortion proportion across associated risk factors

Parity

Null/primi

-0.74

0.13

0.47

0.37–0.61

Multiparous

-0.16

0.15

0.85

0.63–1.15

0.3

Year

2013/14

-1.65

0.25

0.19

0.11–0.31

2014/15

1.06

0.307

2.9

1.6–5.4

0.000

2015/16

1.23

0.309

3.43

1.89–6.41

0.000

2016/17

1.23

0.302

3.43

1.93–6.34

0.001

2017/18

0.83

0.303

2.3

1.28–4.25

0.01

2018/19

0.62

0.307

1.86

1.03–3.47

0.05

2019/20

0.16

0.337

1.18

0.61–2.31

0.6

Season

Wet

-1.22

0.124

0.29

0.23–0.37

Dry

0.55

0.15

1.74

1.28–2.37

0.000

Age

≤ 2 year

-0.5579

0.1376

0.57

0.44–0.75

> 2 year

-0.3969

0.1599

0.67

0.49–0.92

0.013

Breed

Cross

-1.77

0.32

0.17

0.08–0.31

Abergelle

0.79

0.33

2.22

1.2–4.55

0.02

Begait

1.25

0.34

3.5

1.85–7.23

0.000