Table 2 Overview of the statistical results

iGA 1 < −>  2

iGA 1 < −>  3

iGA 2 < −>  3

overall N = 41

p < 0.0001 *

p < 0.0001 *

p < 0.0001 *

p = 0.2450

ci1 = 1.50 ci2 = 2.50

ci1 = 1.50 ci2 = 2.50

ci1 = −3.93e⁻⁵ ci2 = 1.00

iSCI N = 15

p = 0.0004 *

p = 0.0027 *

p = 0.0047 *

p = 0.1883

ci1 = 1.00 ci2 = 1.00

ci1 = 1.00 ci2 = 2.00

ci1 = −6.45*e^− 5 ci2 = 2.00

stroke N = 11

p = 0.0019 *

p = 0.0131 *

p = 0.0069 *

p = 0.5862

ci1 = 1.00 ci2 = 3.50

ci1 = 1.00 ci2 = 3.00

ci1 = −1.00 ci2 = 2.00

elderly N = 15

p = 0.0001 *

p = 0.0010 *

p = 0.0016 *

p = 1

ci1 = 1.50 ci2 = 3.00

ci1 = 1.50 ci2 = 3.50

ci1 = −2.00 ci2 = 1.50