TABLE 1.

Statistical analysis and comparison of physician's improvement scale scores at each visit between the niacinamide group and cream base group

VARIABLE	NIACINAMIDE	CREAM BASE	P-VALUE
Week 2
0	4 (21%)	3 (16%)	1
1	11 (58%)	12 (63%)
2	4 (21%)	4 (21%)
Week 4
1	6 (32%)	10 (53%)	1
2	9 (47%)	6 (32%)
3	4 (21%)	3 (16%)
Week 6
0	0 (0%)	1 (6%)	0.09
1	4 (22%)	2 (11%)
2	4 (22%)	10 (56%)
3	10 (56%)	5 (28%)
Week 8
1	2 (12%)	2 (12%)	0.7
2	4 (24%)	4 (24%)
3	10 (59%)	10 (59%)
4	1 (3%)	1 (6%)
Week 10
1	1 (6%)	3 (18%)	0.09
2	4 (24%)	3 (18%)
3	10 (59%)	9 (53%)
4	2 (12%)	2 (12%)
Week 12
2	2 (12%)	3 (18%)	0.09
3	7 (41%)	11 (65%)
4	8 (47%)	3 (18%)