267327.fig.001a
(a)
267327.fig.001b
(b)
Figure 1: Test information function for the brooding subscale (a) and the reflection subscale (b), with estimated scale scores on the horizontal axis and test information on the vertical axis. Note: the vertical dashed lines indicate (from left to right) the 5th, 25th, 50th, 75th, and 95th percentiles of the observed score distribution, respectively.