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Table 1 Prevalence rates, mean eggs per gram (EPG) value and mean intensity (MI) of EPG reported for different age groups and their statistical analysis (P-value < 0.001)

From: Parascaris spp. eggs in horses of Italy: a large-scale epidemiological analysis of the egg excretion and conditioning factors

Age groups (year)

Examined

Prevalence %

Odds ratio (95% CI)

Mean EPG (SD)

MI EPG (SD)

< 1

128

36.7

1.00 (0.67–1.49)

546.0 (1978.0)

1486.6 (3061.6)

1

365

17.3

0.36 (0.27–0.48)

45.5 (171.9)

263.3 (339.5)

2

339

10.9

0.21 (0.15–0.30)

9.9 (39.2)

90.8 (82.9)

3

351

14.5

0.29 (0.21–0.40)

54.5 (229.5)

375.1 (495.9)

4–5

565

7.8

0.15 (0.11–0.21)

18.8 (130.2)

241.0 (409.4)

6–10

1447

3.0

0.05 (0.04–0.07)

15.4 (204.9)

505.5 (1076.5)

> 10

1870

1.2

0.02 (0.01–0.03)

10.7 (216.8)

908.2 (1824.5)

  1. EPG: eggs per gram; MI: mean intensity; SD: standard deviation; 95% CI: 95% confidence interval