Table 1

Distribution of phenotype variables at SHIP-2

Continuous variablesMean (±SD)Median (first–third quartile)Missing data (%)
Age (years)55.8 (±12.3)56.0 (46.0–65.0)0.0
Alcohol (g/day)9.1 (±12.7)4.3 (1.2–11.5)2.2
Balanced diet (Food frequency score)14.5 (±3.4)15.0 (12.0–17.0)0.0
BMI (kg/m²)28.0 (±4.8)27.4 (24.6–30.7)0.1
Carotid intima–media thickness (mm)0.6 (±0.1)0.6 (0.5–0.7)1.2
Exocrine pancreatic function (pancreatic elastase, µg/g stool)460.3 (±166.8)481.0 (346.0–585.0)0.5
Glycaemic control
(HbA1c, %)
5.4 (±0.8)5.3 (5.0–5.7)0.1
Cardiac function (NT-proBNP, pg/mL)112.6 (±174.4)66.5 (36.0–120.8)3.1
Household net income (class)4.9 (±2.0)5.0 (4.0–6.0)1.5
LDL/HDL ratio2.5 (±0.9)2.3 (1.8–3.1)0.2
No of household members2.2 (±0.9)2.0 (2.0–3.0)0.0
Renal function (eGFR, mL/min)87.6 (±17.2)88.5 (76.3–99.9)0.1
Smoking (cigarettes/day)2.1 (±5.5)0.0 (0.0–0.0)0.0
Species richness (N0)248.3 (±63.4)245.0 (205.0–287.0)0.0
Thyroid function (TSH, mU/L)1.2 (±1.0)1.0 (0.7–1.5)0.3
Binary variablesPositive reports (%)Missing data (%)
Arterial hypertension48.80.1
Diabetes mellitus10.60.1
Dyslipidaemia34.80.2
Fatty liver disease16.80.8
Female sex53.90.0
Hypothyroidism12.70.3
Manifest atherosclerotic disease2.30.0
Proton pump inhibitor usage10.50.0
  • All variables are in alphabetical order. All values are rounded to one decimal place.

  • BMI, body mass index; eGFR, estimated glomerular filtration rate; HbA1c, glycated haemoglobin; HDL, high-density lipoprotein; LDL, low-density lipoprotein; ; NT-proBNP, N-terminal prohormone of brain natriuretic peptide; SHIP, Study of Health in Pomerania; TSH, thyroid-stimulating hormone.