30 days vs. 45 days

30 days vs. 3 months

30 days vs. 6 months

30 days vs. 9 months

N

N

N

N

G1

Improvement

8

8

8

7

8

10

8

12

No reply

6

6

6

7

6

4

6

0

P

1.2964

1

0.6946

0.0171*

G2

Improvement

37

49

37

31

37

31

37

32

No reply

33

17

33

23

33

28

33

17

P

0.0127*

0.7163

1

0.1918