Country (Survey Year) (Sample Size N)	Philippines ( 2009 ) (N=2315 )		Poland ( 2010 ) (N=2184 )		Romania ( 2011 ) (N=958 )		Russia ( 2009 ) (N=4069 )		Thailand ( 2011 ) (N=3873 )
	% ( 95% CI)	p	% ( 95% CI)	p	% ( 95% CI)	p	% ( 95% CI)	p	% ( 95% CI)	p
Overall	25.4 (23.1–27.9)		30.2 (28.0–32.4)		38.4 (34.5–42.6)		37.2 (34.9–39.7)		33.2 (30.6–36.0)
Sexa		<0.01		0.08		0.01		<0.01		0.09
Male	28.1 (25.4–30.9)		32.0 (28.9–35.2)		42.0 (37.2–47.0)		42.4 (39.8–45.1)		33.6 (30.9–36.4)
Female	13.6 (10.1–18.0)		27.7 (24.5–31.1)		31.1 (25.2–37.7)		24.2 (20.5–28.4)		27.9 (21.6–35.2)
Residencea		0.16		0.96		0.05		0.02		0.06
Urban	23.4 (19.7–27.6)		30.2 (27.4–33.2)		35.0 (30.1–40.3)		36.1 (33.2–39.1)		30.2 (27.6–32.9)
Rural	27.0 (24.1–30.0)		30.1 (26.8–33.6)		43.5 (37.3–49.9)		41.0 (38.2–43.9)		34.5 (31.0–38.3)
Age groupsb		0.04		0.01		0.72		<0.01		<0.01
25–44	22.1 (18.5–26.2)		25.0 (21.2–29.3)		39.0 (30.3–48.5)		29.6 (26.1–33.5)		25.6 (20.8–31.1)
45–64	26.0 (22.2–30.2)		29.7 (25.4–34.5)		40.2 (32.3–48.6)		35.5 (31.5–39.8)		33.3 (28.9–38.0)
65+	27.7 (24.0–31.7)		32.7 (29.6–36.0)		37.6 (32.5–43.0)		43.0 (39.6–46.5)		36.9 (33.7–40.1)
Educationb		0.02		<0.01		0.12		0.05		<0.01
Low	27.1 (24.2–30.1)		33.8 (30.5–37.3)		43.4 (37.5–49.5)		41.8 (38.1–45.7)		36.3 (32.8–39.8)
Middle	22.6 (18.3–27.6)		28.5 (25.0–32.3)		32.1 (26.2–38.7)		42.8 (39.3–46.4)		28.6 (24.5–33.0)
High	21.4 (16.7–27.1)		20.5 (15.6–26.5)		37.6 (26.8–49.7)		28.3 (24.8–32.1)		26.6 (21.6–32.2)
Wealth indexb		0.32		0.03		0.51		<0.01		0.41
Low	25.7 (22.3–29.4)		32.3 (28.4–36.4)		41.7 (34.1–49.7)		44.6 (40.8–48.4)		33.9 (30.1–38.1)
Middle	27.1 (23.3–31.2)		31.8 (28.2–35.6)		37.3 (30.6–44.4)		37.4 (34.1–40.9)		32.8 (28.9–36.9)
High	22.2 (18.0–27.0)		26.1 (22.2–30.3)		38.2 (31.9–44.9)		32.0 (28.4–35.7)		31.5 (27.4–35.9)
Knowledge of the danger of smokinga		<0.01		<0.01		0.06		0.02		0.98
Yes	23.8 (21.5–26.2)		28.0 (25.7–30.5)		37.4 (33.5–41.6)		36.0 (33.5–38.6)		33.2 (30.7–35.9)
No	38.6 (30.4–47.6)		39.9 (34.7–45.3)		53.6 (39.9–66.7)		43.5 (37.7–49.6)		33.1 (22.0–46.5)