Table 3: CE-US dynamics of PH as demonstrated by both Fischer et al. studies.

Author & Year

Volume increase day 2 to day 7 (%± SD)

Resistance index day 2 (± SD)

Resistance index day 7 (± SD)

Dtpeak(s ± SD)

Fischer et al., 2005 [8]

0.2 (14.6)

0.62 (0.03)

0.68 (0.04)

1.5 (1.3)

Fischer et al., 2006 [9]

3.4 (15.1)

0.63 (0.05)*

0.68 (0.04)*

1.4 (1.3)*

*p value £ 0.05.