Independent variables	Coefficients	P-values
Use voice input (VI1)	.219	.000
Men	.040	.381
Age	.038	.047
Education	-.032	.191
Freq. Int. use on Smartphone	.093	.005
Mother tongue Spanish	.097	.264
Answer survey from home	.090	.071
Alone while answering survey	-.018	.698
Difficult to answer the survey	-.209	.000
Long estimated completion times	.090	.092
Constant	1.777	.000