Table 2 Infection rates of Cryptosporidium spp. and Giardia duodenalis in cats by sex, breed, age, sample source and clinical signs

Sex

 Female

129

11 (8.5)

1.4 (0.6–3.5)

0.433

0

112.2 (0.2–5.7 × 10⁴)

0.001**

 Male

163

10 (6.1)

0.7 (0.3–1.7)

9 (5.5)

0 (1.7×10⁻⁵–4.6)

 Unknown

126

5 (4.0)

6 (4.8)

Breed

 Purebred

89

11 (12.4)

2.8 (1.1–7.0)

0.024*

1 (1.1)

1.1 (0.1–11.7)

0.968

 Mixed-breed

187

9 (4.8)

0.4 (0.1–0.9)

2 (1.1)

1.0 (0.1–10.6)

 Unknown

142

6 (4.2)

12 (8.4)

Age (months)

 ≤ 6

66

9 (13.6)

3.5 (1.4–8.5)

0.004**

2 (3.0)

1.0 (0.2–4.8)

0.993

 > 6

299

13 (4.3)

0.3 (0.1–0.7)

9 (3.0)

1.0 (0.2–4.7)

 Unknown

53

4 (7.5)

4 (7.5)

Sample source

 Household

49

1 (2.0)

0.3 (0.0–2.2)

0.198

1 (2.0)

0.6 (0.1–4.3)

0.573

 Pet shop

27

3 (1.1)

2.0 (0.6–7.1)

0.277

0

0.1 (2.0 × 10⁻⁴–50.6)

0.370

 Pet shelter

132

7 (5.4)

0.8 (0.3–1.9)

0.598

6 (4.7)

1.3 (0.5–3.4)

0.617

 Veterinary clinic

130

10 (7.7)

1.4 (0.6–3.2)

0.403

8 (8.0)

1.8 (0.7–4.3)

0.203

 Stray

80

5 (6.3)

1.0 (0.4–2.8)

0.990

0

0 (6.7 × 10⁻⁵–16.9)

0.098

Clinical signs

 Diarrheic

19

1 (5.3)

0.8 (0.1–6.5)

0.860

0

0.1 (2.6×10⁻⁴–68.8)

0.46

 Non-diarrheic

399

25 (6.3)

1.2 (0.2–9.4)

15 (3.8)

7.4 (1.4 × 10⁻²–3.8×10³)

 Total

418

26 (6.2)

15 (3.6)