From: Rasch analysis of the Multiple Sclerosis Impact Scale (MSIS-29)
Item | MSIS Item name | Location | SE | Fit Resid | Chi Sq | Prob |
---|---|---|---|---|---|---|
1 | Do physically demanding tasks | -2.239 | 0.254 | 0.382 | 0.632 | 0.427 |
2 | Grip things tightly (e.g. turning on taps) | 0.219 | 0.201 | 0.453 | 1.509 | 0.219 |
3 | Carry things | -0.788 | 0.235 | 0.361 | 0.138 | 0.710 |
4 | Problems with your balance | -0.481 | 0.279 | 0.747 | 0.259 | 0.611 |
5 | Difficulties moving about indoors | 1.682 | 0.256 | 0.294 | 0.156 | 0.693 |
6 | Being clumsy | 0.061 | 0.278 | -1.097 | 2.381 | 0.123 |
7 | Stiffness | 0.009 | 0.233 | -0.200 | 0.424 | 0.515 |
8 | Heavy arms and/or legs | -0.258 | 0.218 | -0.758 | 0.089 | 0.765 |
9 | Tremor of your arms or legs | 0.696 | 0.213 | 1.356 | 1.091 | 0.296 |
10 | Spasms in your limbs | 0.723 | 0.222 | 0.574 | 0.375 | 0.540 |
11 | Your body not doing what you want it to do | -0.577 | 0.204 | -0.669 | 0.115 | 0.734 |
12 | Having to depend on others to do things for you | -0.102 | 0.219 | -1.681 | 2.116 | 0.146 |
13 | Limitations in your social and leisure activities at home | 0.515 | 0.234 | -0.938 | 4.469 | 0.035 |
14 | Being stuck at home more than you would like to be | 0.022 | 0.196 | -0.721 | 0.148 | 0.701 |
15 | Difficulties using your hands in everyday tasks | 0.669 | 0.219 | -0.268 | 0.384 | 0.536 |
16 | Having to cut down the amount of time you spent on work or other daily activities | -0.096 | 0.215 | -0.702 | 0.033 | 0.855 |
17 | Problems using transport (e.g. car, bus, train, taxi, etc.) | 0.639 | 0.199 | -0.916 | 0.258 | 0.611 |
18 | Taking longer to do things | -0.200 | 0.239 | -0.884 | 0.086 | 0.770 |
19 | Difficulty doing things spontaneously (e.g. going out on the spur of the moment) | -0.075 | 0.206 | -1.117 | 0.025 | 0.875 |
20 | Needing to go to the toilet urgently | -0.419 | 0.196 | 3.715 | 4.649 | 0.031 |