showed a trendP =0.056
In multivariate analysis the positivity of tumour COX-2 retained an independent negative prognostic role for OS ( P =0.0004), while the positivity of stromal COX-2 showed a trend toward a favourable role ( P =0.056).
In multivariate analysis the positivity of tumour COX-2 retained an independent negative prognostic role for OS ( P =0.0004), while the positivity of stromal COX-2 showed a trend toward a favourable role ( P =0.056).