Figure 2From: The response to oestrogen deprivation of the cartilage collagen degradation marker, CTX-II, is unique compared with other markers of collagen turnoverMeasurement of urinary levels of (a) Helix-II and (b) CTX-II in pre- and post-menopausal women. The values are corrected for creatinine. n = 50 in the respective populations. Bars indicate the 95% range and outliers are shown as dots. The difference between the two populations was compared by Mann-Whitney U tests.Back to article page