Figure 2.

Norm-based scores for the eight domains of the Medical Outcomes Study 36-item Short Form health survey and the two summary scores in the intervention (dark bars) and the control (light bars) groups at three different time points during the study period. Error bars indicate SDs. BP Bodily pain; GH General health; MCS Mental component summary; MH Mental health; PCS Physical component summary; PF Physical functioning; RE Role emotional; RP Role physical; SF Social functioning; VT Vitality