Little evidence suggests an impact of vitamin D on bladder cancer risk in Caucasians. This study aimed to investigate association of plasma 25-hydroxyvitamin D (25-OHD) with urothelial bladder cancer (UBC) risk in Tunisians.
A case-control study included 250 patients with UBC and 250 healthy controls. Plasma 25-OHD was assessed by a competitive chemiluminescence immunoassay. Vitamin D deficiency and insufficiency were defined as 25-OHD
Nutrition and cancer. 2016 Feb 04 [Epub ahead of print]
Mohamed Kacem Ben Fradj, Mohamed Mourad Gargouri, Mohamed Bassem Hammami, Sami Ben Rhouma, Amani Kallel, Riadh Jemaa, Moncef Feki, Yassine Nouira, Naziha Kaabachi
a UR05/08-08, LR99ES11, Department of Biochemistry, Rabta Hospital, Faculty of Medicine of Tunis, Faculty of Sciences of Tunis, University of Tunis El Manar , Tunis , Tunisia., b Department of Urology , Rabta Hospital, Faculty of Medicine of Tunis, University of Tunis El Manar , Tunis , Tunisia., c UR05/08-08, LR99ES11, Department of Biochemistry, Rabta Hospital, Faculty of Medicine of Tunis, University of Tunis El Manar , Tunis , Tunisia., b Department of Urology , Rabta Hospital, Faculty of Medicine of Tunis, University of Tunis El Manar , Tunis , Tunisia., c UR05/08-08, LR99ES11, Department of Biochemistry, Rabta Hospital, Faculty of Medicine of Tunis, University of Tunis El Manar , Tunis , Tunisia., c UR05/08-08, LR99ES11, Department of Biochemistry, Rabta Hospital, Faculty of Medicine of Tunis, University of Tunis El Manar , Tunis , Tunisia., c UR05/08-08, LR99ES11, Department of Biochemistry, Rabta Hospital, Faculty of Medicine of Tunis, University of Tunis El Manar , Tunis , Tunisia., b Department of Urology , Rabta Hospital, Faculty of Medicine of Tunis, University of Tunis El Manar , Tunis , Tunisia., c UR05/08-08, LR99ES11, Department of Biochemistry, Rabta Hospital, Faculty of Medicine of Tunis, University of Tunis El Manar , Tunis , Tunisia.