It's another junk study from Sweden - what is it about those Swedes? Is it a case of scientific suevism?
I love that he refers to Bayesian analysis as the way to proceed in these cases. I'm no mathematician, but it makes sense to me.
At the foot of the page I've included an abstract from a review of vitamin C for prevention of Complex Regional Pain Syndrome. This is an impressive result; 0.22 relative risk of this debilitating after-effect of fracture surgery from supplementing 500mg or more ascorbic acid daily for 45-50 days. An unusually effective clinical use for any supplement.
While the authors of the various trials cite the antioxidant effect of ascorbic acid and the toxicity of ROS as a mechanism, I suspect that improved integrity of the collagen matrix in the early stages of bone regrowth might also account for these benefits. After all, that's why ascorbic acid is a vitamin.
Music; Intermezzo from Cavalleria Rusticana by Pietro Mascagni.