Table 2. Preferences for separated infrastructure by age and gender.

	Preferences for separated infrastructure by gender and age	Number of studies	Percentage of studies
Gender	Women’s preferences are stronger	23	57.5
	No statistically significant differences	17	42.5
	Men’s preferences are stronger	0	0
Age	Older people’s preferences are stronger	9	38
	No statistically significant differences	12	50
	Younger people’s preferences are stronger	3	13