Table 4.

Sex-Fairness-(S)core and Sex-Fairness-(B)ias of the different methods for PHQ-2 prediction and forecasting: (B)aseline-GRU without personalisation, (T)ransfer (L)earning, (S)ubgroup models, and (S)ubject-(D)ependent (S)tandardisation.

Method	Prediction		Forecasting
	S	B	S	B
B	$-$0.460	0.576	$-$0.369	0.630
TL	$-$0.291	0.066	$-$0.279	0.051
S	0.055	$-$0.065	$-$0.449	$-$0.081
SDS	$-$0.112	0.127	$-$0.330	0.275