Table 3.

Number of CECs and EPCs before and after iloprost infusion

	CECs/mmc	EPCs/mmc
Data before iloprost infusion	661 ± 404	152 ± 93
Data 72 h after one day iloprost therapy	745 ± 453	186 ± 104¶
Data 72 h after five days iloprost therapy	775 ± 382	206 ± 139¥

* P-value 0.368 vs cells number before iloprost infusion

# P-value 0.004

¶ P-value 0.015

^¥ P- value 0.014

CECs, circulating endothelial cells; EPCs, endothelial progenitor cells.