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Table 1 The frequency percentage of standard plate counts (SPC) and estimated plate counts (EsPC) of bacterial and fungal contamination in different groups

From: Evaluation of bacterial and fungal contamination of kitchens of Birjand University of Medical Sciences

Group

Include

Type

0–30 (%)

30–300 (%)

> 300 (%)

1 (Kebab skewer)

All kebab skewers in kitchen

Bacteria

1 (8.3)

3 (25)

8 (66.7)

Fungi

10 (83.3) 

1 (8.3) 

1 (8.3)

2 (food catering and distribution devices)

Food distribution containers, washed dishes, glass, tray, soup bowl, tea cup, teapot, sugar bowl, salt and pepper shakers

Bacteria

6 (50)

1 (8.3)

5 (41.7)

Fungi

10 (83.3)

2 (16.7)

0 (0)

3 (cooking devices)

Chopper, iceplier, ladle, steam boiler, work knife, fish slice, pot, meat grinder, rice mixer, kitchen brush, stripper, grater, colander, ladle and kebab maker

Bacteria

4 (9.3)

8 (18.6)

31 (72.1)

Fungi

31 (72.1)

6 (14)

6 (14)

4 (cover of tools and work clothes)

Apron, knob, meat grinder cover, chef’s gown, and cover of kebab maker

Bacteria

1 (12.5)

2 (25)

5 (62/5)

Fungi

7 (87/5)

1 (12/5)

0 (0)

5 (food storage and transport tools)

food carrying containers, tray, trolley, bread basket, rice and wheat storage container

Bacteria

3 (18.8)

2 (12/5)

11 (68/8)

Fungi

11 (68/8) 

3 (18/8)

2 (12/5)

6 (equipment and devices)

Refrigerator, freezer, pastry maker, meat grinder, oven, kebab cooking device, food heater, balance, mixer, stripper

Bacteria

1 (2.5)

5 (12/5)

34 (85)

Fungi

32 (80)

2 (5) 

5 (15)

7 (spoon and fork)

spoon and fork and breakfast knife

Bacteria

3 (20)

0 (0)

12 (80)

Fungi

9 (60)

1 (6/7)

5 (33/3)

8 (tools and devices of storage site)

Spoon holder, manual dishwasher holder, containers for holding skewers, cabinets, containers for storage of used tools and devices

Bacteria

0 (0)

5 (17.2)

24 (82.8)

Fungi

25 (86.2)

4 (13.8)

0

9 (work table)

Meat chopping board, bread and vegetables chopping board, and breakfast table

Bacteria

1 (4)

6 (24)

18 (72)

Fungi

6 (64)

5 (20)

4 (16)