Table 1.

Number of environmental barriers in dwellings of senior citizens in ordinary housing, according to housing type (N = 1021)

	Multi-dwelling block	One-family house
	(n = 662)	(n = 359)
	Md (q1-q3)		p-value	Effect sizeb	95 % CI
Exterior surrounding (0–20a)	9 (7–11)	7 (5–9)	<0.001	−2.0	−2.0; −1.0
Entrances (0–13a)	7 (5–9)	6 (5–7)	<0.001	−1.0	−1.0; −1.0
Indoors (0–27a)	15 (13–17)	18 (17–20)	<0.001	3.0	3.0; 4.0
In total (0–60a)	31 (27–35)	32 (28–35)	0.003	1.0	0.0; 2.0

Note Md (q1-q3) Median and (first quartile - third quartile), CI confidence interval

^aPossible range

^bLocation shift, Hodges-Lehmann estimation