Table 3.

Evolution in substance use by substance use disorder group and proportion of PSD in each group.

SUD			Baseline Characteristics		CESD defined post-stroke depression at three months				Statistics p (n)
Tobacco evolution (n, %)			(n = 57)		PSD- (n = 19)		PSD+ (n = 23)		BLH+/BLH- 0.349 (39) (df = 1) – Stop/Dec/ NoCh/Inc NA (39) (df = 3)
Better life style habits at three months		Stopped their consumption	38 (88.4%)a	24 (55.8%)a	17 (43.6%)	7 (17.9%)	17 (43.6%)	13 (33.3%)
		Decreased their PSU		14 (32.6%)a		10 (25.6%)		4 (10.3%)
No better life style habits at three months		No change in consumption	5 (11.6%)a	4 (9.3%)a	1 (2.6%)	1 (2.6%)	4 (10.3%)	3 (7.7%)
		Increased their PSU		1 (2.3%)a		0 (0%)		1 (2.6%)
Alcohol evolution (n, %)			(n = 33)		PSD− (n = 18)		PSD+ (n = 12)		BLH+/BLH- 1.000 (30) (df = 1) – Stop/Dec/ NoCh/Inc NA (30) (df = 3)
Better life style habits at three months	Stopped their consumption		22 (73.3%)b	6 (20.0%)b	13 (43.3%)	2 (6.7%)	9 (30.0%)	4 (13.3%)
	Decreased their PSU			16 (53.3%) b		11 (36.7%)		5 (16.7%)
No better life style habits at three months	No change in consumption		8 (26.7%)b	8 (26.7%)b	5 (16.7%)	5 (16.7%)	3 (10.0%)	3 (10.0%)
	Increased their PSU			0 (0.0%)b		0 (0.0%)		0 (0.0%)
Cannabis evolution (n, %)			(n = 6)		PSD− (n = 1)		PSD+ (n = 4)		NA (5)
Better life style habits at three months	Stopped their consumption		3 (50.0%)	3 (50.0%)	1 (20%)	1 (20%)	1 (20%)	1 (20%)
	Decreased their PSU			0 (0.0%)		0 (0%)		0 (0%)
No better life style habits at three months	No change in consumption		3 (50.0%)	2 (33.3%)	0 (0%)	0 (0%)	3 (60%)	2 (40.0%)
	Increased their PSU			1 (16.7%)		0 (0%)		1 (20.0%)

SUD Substance use disorder, BLH⁺ Better life style habits at three months, BLH⁻ No better life style habits at three months

^a(n = 43), ^b(n = 30).