Table 3 Occurrences of source log BB values for different groups in numerical dataset.

From: A curated diverse molecular database of blood-brain barrier permeability with chemical descriptors

Group

A

B

C

D

Frequency

1

243

0

0

0

2

0

32

3

0

3

0

172

0

6

4

0

38

0

7

5

0

71

0

4

6

0

46

0

8

7

0

29

0

5

8

0

19

0

3

9

0

29

0

5

10

0

13

0

4

11

0

17

0

3

12

0

19

0

3

13

0

26

0

4

14

0

58

0

6

15

0

8

0

6

16

0

5

0

0

17

0

10

0

3

18

0

6

0

11

19

0

4

0

7

20

0

10

0

3

21

0

4

0

5

22

0

6

0

3

23

0

7

0

4

24

0

9

0

7

25

0

4

0

5

26

0

7

0

3

27

0

2

0

6

28

0

5

0

5

29

0

3

0

10

30

0

1

0

6

31

0

1

0

3

32

0

1

0

3

33

0

1

0

0

34

0

0

0

0

35

0

0

0

1