Table 15. Investigators’ Visual Evaluation using Photo Images in the ITT Population

Item	Visit	Control group(n=35)	Treatment group(n=35)	U	p–valuea
		Mean Rank	Mean Rank
Do the symptoms of hair loss improve?	8 weeks	34.32	35.66	572.000	0.755
	16 weeks	30.35	39.51	437.000	0.023*
	24 weeks	29.54	38.59	409.500	0.044*
Is the hair density increasing on the top of the head?	8 weeks	35.09	34.91	592.000	0.953
	16 weeks	35.01	34.99	594.500	0.984
	24 weeks	34.82	33.15	533.000	0.689
Is the hair density increasing on the forehead?	8 weeks	35.56	34.46	576.000	0.720
	16 weeks	31.25	38.64	467.500	0.038*
	24 weeks	29.71	38.42	415.000	0.020*
Is the hair thicker?	8 weeks	34.40	35.59	574.500	0.699
	16 weeks	32.96	36.99	525.500	0.172
	24 weeks after use	28.97	39.18	390.000	0.002**

Mann-Whitney test
p<0.05,
p<0.01,
p<0.001