Table 1.

Sample characteristics stratified by the presence of multimorbidity (n = 87,678)

		Multimorbidity
Variable	Categories	Yes % (95%CI)
Sex	Male	25.14 (24.40–25.89)
	Female	35.55 (34.79–36.31)
Age groups	18 to 34 years	9.53 (8.90–10.21)
	35 to 49 years	25.00 (24.04–26.00)
	50 to 64 years	46.17 (45.01–47.33)
	≥ 65 years	60.91 (59.67–62.14)
Ethnicity	White	32.36 (31.50–33.24)
	Black	31.54 (30.01–33.11)
	Mixed	28.59 (27.84–29.36)
	Other	32.75 (27.95–37.94)
	Not informed	6.48 (0.73–39.50)
Schooling	No formal instruction	46.89 (44.83–48.90)
	Less than secondary	36.39 (35.56–37.23)
	Secondary	22.44 (21.58–23.33)
	More than secondary	26.61 (25.36–27.89)
Alcohol consumption	None or less than 1 day/month	33.37 (32.73–34.02)
	Once or more a month	24.28 (23.34–25.24)
Current tobacco smoking	No	31.02 (30.45–31.60)
	Yes	27.85 (26.37–29.37)
Soft drink consumption	None or less than 1 day/week	36.39 (35.64–37.14)
	1 to 7 days/week	25.01 (24.26–25.78)
Fruits consumption	None or less than 5 days/week	26.57 (25.88–27.26)
	5 or more days/week	35.58 (34.75–36.41)
Leisure PA	< 150 min/week	32.49 (31.87–33.13)
	≥ 150 min/week	25.46 (24.45–26.50)
TV-viewing	< 2 h/day	27.57 (26.88–28.28)
	2 to < 3 h/day	31.86 (30.71–33.03)
	3 to < 6 h/day	35.34 (33.96–36.74)
	≥ 6 h/day	43.29 (40.95–45.66)
Other screens	< 2 h/day	35.91 (35.24–36.58)
	2 to < 3 h/day	23.30 (21.89–24.77)
	3 to < 6 h/day	20.49 (19.12–21.93)
	≥ 6 h/day	18.27 (16.76–19.88)

Note. %: percentage in the weighted sample. 95%CI: confidence interval in the weighted sample. PA: physical activity. TV: television