From: Longitudinal proxy measurements in multiple sclerosis: patient-proxy agreement on the impact of MS on daily life over a period of two years
Δ MSIS-29 physical scalea (mean ± SD)
Δ MSIS-29 psychological scalea (mean ± SD)
Patient
3.0 ± 13.5
1.0 ± 16.4
Proxy
7.1 ± 16.6
5.6 ± 22.5
ICC Δ MSIS-29 (95% CI)
0.30 (0.06–0.53)
0.42 (0.19–0.61)