Table 2.

Linear mixed effects conducted to assess changes related to radial error and bivariate variable error.

Predictors	Radial error (cm)			Bivariate variable error (cm)
	Estimates	CI	p	Estimates	CI	p
(Intercept)	12.87	8.52–17.23	< 0.001	11.71	7.23–16.19	< 0.001
MIP-PP group	− 0.43	− 2.38–1.52	0.667	0.05	− 2.31–2.42	0.964
PP-MIP group	− 0.80	− 2.78–1.18	0.428	− 0.21	− 2.60–2.18	0.862
Day 5	− 3.19	− 4.28 to  −2.10	< 0.001	− 3.47	− 5.27 to  −1.68	< 0.001
Day 6	− 1.58	− 2.67 to  −0.49	0.004	− 0.81	− 2.60–0.99	0.378
Day 10	− 3.07	− 4.16 to  −1.98	< 0.001	− 3.26	− 5.05 to  −1.47	< 0.001
Male	− 2.26	− 3.86 to  −0.66	0.006	− 2.47	− 4.09 to  −0.84	0.003
Age	− 0.13	− 0.31–0.05	0.168	− 0.06	− 0.24–0.12	0.534
MIP-PP group * Day 5	3.41	1.79–5.04	< 0.001	2.36	− 0.30–5.03	0.083
PP-MIP group * Day 5	1.10	− 0.55–2.74	0.191	0.00	− 2.66–2.67	0.999
MIP-PP group * Day 6	1.23	− 0.39–2.86	0.137	− 0.58	− 3.25–2.08	0.668
PP-MIP group * Day 6	− 0.83	− 2.47–0.81	0.322	− 2.41	− 5.08–0.25	0.076
MIP-PP group * Day 10	0.59	− 1.04–2.21	0.478	0.12	− 2.55–2.79	0.930
PP-MIP group * Day 10	1.63	− 0.01–3.28	0.051	0.98	− 1.69–3.64	0.473
Random effects
σ2	30.48			5.58
τ00participantNum	3.75			2.96
ICC	0.11			0.35
NparticipantNum	36			36
Observations	2091			143
Marginal R2 /Conditional R2	0.076/0.177			0.283/0.532