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Table 1 Baseline characteristics, by intervention group

From: Fatty fish intake and cognitive function: FINS-KIDS, a randomized controlled trial in preschool children

  Number, N Fish group (n = 105) Meat group (n = 113)
Demographics
 Age, years 218 5.2 (0.6) 5.2 (0.6)
 Body weight, kg 178 20.0 (3.3) 20.2 (3.0)
 Body height, cm 178 113.6 (5.9) 113.6 (6.5)
 Boys, n (%) 106 52 (49.5%) 54 (47.8%)
 Girls, n (%) 112 53 (50.5%) 59 (52.2%)
 Right handedness 200 95 (90.5%) 105 (92.9%)
 Left handedness 18 10 (9.5%) 8 (7.1%)
 Family income in NOKa
  < 200,000–749,999 51 24 (27.0%) 27 (25.7%)
 750,000–1,249,999 111 47 (52.8%) 64 (61.0%)
 1,250,000– > 2,000,000 32 18 (20.2%) 14 (13.3%)
 Education parents, years 195 15.4 (1.7) 15.4 (1.6)
WPPSI-III, scaled scores
 FIQ 218 100.2 (12.0) 98.1 (10.8)
 VIQ 218 99.5 (13.5) 98.5 (12.3)
 PIQ 218 100.2 (12.5) 96.9 (12.0)
 PSQ 218 104.5 (12.7) 104.0 (12.0)
9-HPT, seconds
 Dominant hand 218 30.6 (7.8) 30.5 (7.6)
 Non-dominant hand 218 37.0 (10.3) 36.6 (8.9)
Dietary intake from FFQ, meals/week
 Seafood as dinner 197 1.8 (0.9) 1.6 (0.9)
 Mackerel as dinner 197 0.1 (0.3) 0.1 (0.3)
 Herring as dinner 197 0.0 (0.1) 0.0 (0.0)
 Red meat as dinner 197 2.6 (0.8) 2.4 (0.9)
 Chicken as dinner 197 1.4 (0.9) 1.2 (0.9)
 Fish as bread spread 197 1.4 (1.5) 1.2 (1.4)
 n-3 LC-PUFA supplements 74 35 (38.5%) 39 (36.8%)
 No n-3 LC-PUFA supplements 123 56 (61.5%) 67 (63.2%)
  1. Values indicate mean (SD) or n (%). No significant differences were observed between the intervention groups
  2. Abbreviations: FFQ food frequency questionnaire, FIQ Full-Scale IQ, 9-HPT 9-Hole Peg Test, n-3 LC-PUFA n-3 long chain omega-3 fatty acids, PIQ Performance IQ, PSQ Processing Speed Quotient,
  3. VIQ Verbal IQ, WPPSI-III Wechsler Preschool and Primary Scale of Intelligence, 3rd edition
  4. a100 NOK = approximately 10€ or 11$