Table 1 Gram-negative CFU counts before and after use of ABHR

All participants

152

6.8 (1–21)

14.6 (3–65)

1.2 (0–2)

2.4 (0–5)

Dominant hand “Before”

116

6.8 (0–22)

13.7 (2–65)

1.4 (0–3)

2.4 (0–5)

Non-dominant hand “Before”

13

24.1 (12–65)

30.2 (8–160)

1.6 (0–6)

3.5 (0–27)

Unknown dominant hand

23

3.1 (1–6)

13.4 (2–51)

0.5 (0–1)

1.8 (0–3)

Nurse

16

5.9 (2–11)

13.0 (5–193)

1.2 (0–1)

1.8 (0–7)

Doctor

10

1.0 (0–2)

4.8 (0–14)

0.1 (0–0)

2.3 (0–9)

Student

28

5.1 (0–13)

10.2 (2–24)

0.4 (0–1)

1.4 (0–2)

Parent/guardian

86

9.4 (1–40)

18.5 (3–153)

1.9 (0–4)

3.0 (0–6)

Other/unknown professional group

12

5.6 (1–11)

7.2 (2–22)

0.8 (0–2)

0.8 (0–2)

Male

27

3.5 (0–8)

10.5 (1–53)

0.6 (0–1)

1.9 (0–6)

Female

119

7.3 (1–24)

15.6 (3–82)

1.4 (0–3)

2.4 (0–5)