Table 1.

Baseline Characteristics of 620 Men in 5 Metabolomic Sets in the Alpha-Tocopherol, Beta-Carotene Cancer Prevention Study, Finland, 1985–2013^a

Characteristic	Metabolomic Set 1 (n = 186)	Metabolomic Set 2 (n = 38)	Metabolomic Set 3 (n = 67)	Metabolomic Set 4 (n = 131)	Metabolomic Set 5 (n = 198)
	Median (IQR)	Median (IQR)	Median (IQR)	Median (IQR)	Median (IQR)
Age at baseline, years	58 (53–61)	60 (56–63)	56 (53–62)	57 (54–61)	59 (55–64)
Follow-up time, years	20.2 (13.7–26.9)	9.0 (5.4–14.3)	6.2 (3.7–9.7)	8.5 (4.6–13.5)	8.4 (3.6–13.5)
No. of deaths
All-cause mortality	128	29	39	94	145
CVD mortality	63	13	16	53	52
Cancer mortality	34	9	10	20	34
BMIb, mean	26.0	26.0	26.3	26.2	26.0
Smoking, cigarettes/day	20 (15–25)	18 (10–20)	20 (15–25)	20 (15–24)	20 (13–25)
Serum HDL cholesterol, mmol/L	1.1 (1.0–1.3)	1.2 (1.0–1.3)	1.1 (1.0–1.4)	1.2 (1.0–1.4)	1.1 (1.0–1.3)
Serum total cholesterol, mmol/L	6.3 (5.6–7.1)	6.3 (5.6–6.8)	6.3 (5.3–7.1)	6.4 (5.6–6.9)	6.2 (5.4–6.8)
History of hypertension, %	16.1	10.5	10.5	21.4	17.7
History of diabetes mellitus, %	4.3	2.6	1.5	3.1	4.0
Physically active, %	24.2	21.1	23.9	24.4	19.2
Dietary intake per day
Total energy, kcal	2,648 (2,231–3,063)	2,532 (2,060–3,122)	2,614 (2,255–3,084)	2,601 (2,222–3,024)	2,598 (2,070–3,066)
Fruit, g	121 (62–200)	131 (72–182)	124 (73–207)	110 (63–185)	98 (57–170)
Vegetables, g	113 (74–162)	116 (58–158)	106 (65–167)	102 (73–149)	98 (66–146)
Red meat, g	68.5 (52.2–95.5)	63.1 (49.6–83.6)	69.6 (49.5–90.7)	68.3 (49.5–88.9)	67.0 (49.0–88.1)

Abbreviations: BMI, body mass index; CVD, cardiovascular disease; HDL, high-density lipoprotein; IQR, interquartile range.

^a Data for continuous variables are shown as median (IQR); otherwise as indicated.

^b Calculated as weight (kg)/height (m)².