Table 5 Percentage of biofilm formation inhibition of the extracted essential oils from Syzygium samarangense and Syzygium malaccense leaves by hydrodistillation (HD) (p < 0.001)

Reference strains

30

15

7.5

3.75

1.87

50

30

15

7.5

3.75

1.87

S. aureus

44.07

41.79

29.73

29.52

12.68

55.51

51.77

40.12

23.91

18.50

1.87

E. faecalis

59.71

46.07

34.92

32.44

15.70

46.90

41.12

30.99

23.35

14.46

6.82

E. coli

45.03

39.77

36.26

26.90

23.39

51.17

31.87

29.82

19.30

18.13

1.75

C. albicans

83.43

62.42

58.38

43.23

23.64

87.27

61.41

59.39

56.77

49.29

40.40