Table 2

Microscopic evaluation at six weeks after treatment in patients treated with single dose ALA-PDT (PDT100; n = 13), fractionated dose ALA-PDT (PDT20+100; n = 12), or APC (n = 14)

No BOResidual BOSub-squamous BO
ALA, 5-aminolevulinic acid; APC, argon plasma coagulation; BO, Barrett’s oesophagus; PDT, photodynamic therapy.
*Two of these patients also had sub-squamous BO.
No significant differences between the groups.
PDT1001120
PDT20+100471
APC54*5