Table 3. The effects of balance assist system, scenarios, and aging on bicycle roll and steering and on rider’s lean rate in undisturbed trials.

Bold values indicate statistically significant effects.

Single- vs. Multi-task	Steering rate		Roll rate		Lean rate
	F(1,26)	p	F(1,26)	p	F(1,15)	p
Balance assist	34.681	<.001	38.275	<.001	0.211	0.652
Scenario	19.678	<.001	14.041	<.001	0.514	0.484
Age	1.972	0.172	6.686	0.016	2.217	0.157
Balance assist ∗ Age	0.064	0.803	1.634	0.212	0.248	0.626
Scenario * Age	2.054	0.164	0.414	0.525	0.239	0.632
Balance assist ∗ Scenario	0.299	0.589	0.10	0.921	1.114	0.308
Balance assist ∗ Scenario ∗ Age	0.143	0.708	0.097	0.758	0.010	0.923