Table 4.

Prevalence (95% CI) of modifiable CVD risk factor clustering based on socio-demographic and occupational characteristics among seafarers.

Category	None	One	Clustering (≥2)	p-Value
Total	31.4 (30.0–32.8)	40.3 (38.8–41.8)	28.3 (26.9–29.7)
Age group (in years)				<0.001
19–30	39.3 (36.5–42.1)	47.5 (44.6–50.2)	13.3 (11.5–15.3)
31–40	33.5 (31.0–36.0)	41.3 (38.7–43.9)	25.2 (22.9–27.5)
41–50	28.9 (26.4–31.7)	33.2 (30.5–35.9)	37.8 (35.0–40.7)
51+	12.6 (9.9–15.8)	36.2 (32.1–40.5)	51.3 (46.9–55.6)
Nationality				<0.001
EU-countries	24.9 (22.5–27.4)	42.8 (40–45.6)	32.3 (29.7–35.0)
Non-EU countries	34.0 (32.4–35.7)	39.3 (37.6–41)	26.7 (25.2–28.3)
Marital status				<0.001
Single	39.9 (37.3–42.7)	45.2 (42.3–47.8)	14.9 (13.0–17.0)
Married	27.7 (26.2–29.4)	38.2 (36.5–39.9)	34.1 (32.4–35.8)
Educational level				<0.001
Higher	38.5 (36.2–40.8)	41.6 (39.3–43.9)	19.9 (18.1–21.9)
Middle	26.2 (24.2–28.3)	42.2 (39.9–44.5)	31.7 (29.5–33.9)
Low	27.8 (24.7–31.0)	32.9 (29.7–34.4)	39.3 (35.8–42.8)
Rank				<0.001
Officer	33.4 (31.3–35.6)	43.5 (41.3–45.7)	23.1 (22.3–25.1)
Non-officer	29.8 (28.0–31.7)	37.7 (35.7–39.7)	32.5 (30.6–34.4)
Worksite				<0.001
Deck	31.9 (30.0–33.8)	37.8 (35.8–39.7)	30.3 (28.5–32.2)
Engine	29.2 (26.9–31.6)	45.8 (43.3–48.4)	25.0 (22.8–27.3)
Galley	36.3 (31.9–40.9)	35.5 (30.0–40.0)	28.2 (24.1–32.6)
Job duration at sea				<0.001
<10 years	42.8 (40.4–45.3)	42.0 (39.6–44.5)	15.2 (13.4–17.1)
10–20 years	26.8 (24.9–28.8)	40.0 (37.8–42.2)	33.2 (31.1–35.3)
21+ years	20.8 (18.0–23.8)	37.5 (34.2–40.9)	41.8 (38.3–45.3)
Working hours per week				<0.001
≤56 h	43.7 (40.8–46.7)	36.0 (33.2–38.9)	20.3 (17.9–22.7)
57–70 h	28.5 (26.6–30.4)	43.2 (41.1–45.3)	28.3 (26.5–30.3)
71+ h	24.0 (21.5–26.9)	38.6 (35.5–41.7)	37.3 (34.3–40.5)