Figure 3From: Impact of Tai Chi exercise on multiple fracture-related risk factors in post-menopausal osteopenic women: a pilot pragmatic, randomized trial Treatment related changes in serum markers of bone resorption (C-terminal cross linking telopeptide of type I collagen (CTX)) and bone formation (osteocalcin). Boxes represent 25th and 75th percentiles, horizontal lines represent median, and + sign represent mean values.Back to article page