The Application of Fluorescence Optical Imaging in Systemic Sclerosis

Table 2

Levels of ICG enhancement before (day 0, baseline) and after (day 7) therapy with iloprost or alprostadil.

	Iloprost group	Alprostadil group	Total group
	()	()	()
	Total hand segments	Total hand segments	Total hand segments
	Mean ± SD	Mean ± SD	Mean ± SD
Day 0; (baseline)	166; 10.4 ± 7.4	85; 17.0 ± 9.8	251; 12.0 ± 8.3
Day 7	98; 6.1 ± 4.9	64; 12.8 ± 6.8	162; 7.7 ± 5.9
Relative reduction in %; Significance	40.9%	24.7%	35.5%

Note: SD: standard deviation.