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. Author manuscript; available in PMC: 2023 Dec 1.
Published in final edited form as: J Autism Dev Disord. 2022 Jan 11;52(12):5342–5355. doi: 10.1007/s10803-021-05396-9

Table 1.

Participant Baseline Characteristics, Omega Heroes Trial (Ohio, USA) (n=70)

Characteristic Total (n, %)
(n=70)
Omega 3-6 (n, %)
(n=37)
Placebo (n, %)
(n=33)
Child sex – male 57 (81) 29 (78) 28 (85)
  Female 13 (19) 8 (22) 5 (15)
Child age – 2-3 years 36 (51) 21 (57) 15 (45)
  4-6 years 34 (49) 16 (43) 18 (54)
Child race – Black or African-American 13 (19) 10 (27) 3 (9)
  White 47 (67) 20 (54) 27 (82)
  Other or multiple races 9 (12) 6 (17) 3 (9)
  Missing 1 (1) 1 (3) 0 (0)
Child ethnicity – Hispanic 6 (9) 4 (11) 2 (6)
  Non-Hispanic 64 (91) 33 (89) 31(94)
Caregiver marital status - Single/Never married 12 (17) 4 (11) 8 (24)
  Married or living with partner 46 (66) 27 (73) 19 (58)
  Partner not living together, Separate, Divorced, Widowed 11 (16) 6 (17) 5 (15)
  Missing 1 (1) 0 (0) 1 (3)
Household income - <$833 per month ($10,000 per year) 7 (10) 1 (3) 6 (18)
  $833 - $1,666 per month ($10,000 - $19,999 per year) 11 (16) 6 (16) 5 (15)
  $1,667 - $2,499 per month ($20,000 - $29,999 per year) 10 (14) 5 (14) 5(15)
  $2,500 - $3,332 per month ($30,000 - $39,999 per year) 11 (16) 9 (24) 2 (6)
  $3,333 - $4,166 per month ($40,000 - $49,999 per year) 12 (17) 7 (19) 5 (15)
  $4,167 - $4,999 per month ($50,000 - $59,999 per year 3 (4) 2 (5) 1 (3)
  $5,000 - $6,666 per month ($60,000 - $79,999 per year) 6 (9) 2 (5) 4 (12)
  $6,667 - $7,499 per month ($80,000 - $89,999 per year) 2 (3) 2 (5) 0 (0)
  $7,500 - $8,332 per month ($90,000 - $99,999 per year 2 (3) 0 (0) 2 (6)
  >$8,333 per month ($100,000 per year) 5 (7) 2 (5) 3 (9)
  Missing 1 (1) 1 (3) 0 (0)
Caregiver employment – employed 44 (63) 24 (65) 20 (61)
  Unemployed or disabled 7 (10) 5 (14) 2 (6)
  Homemaker or student 19 (27) 8 (22) 11 (33)
Caregiver education – high school or less 17 (24) 9 (24) 8 (24)
   Some college 27 (39) 13 (35) 14 (42)
   Associate's degree 13 (19) 5 (14) 8 (24)
   Bachelor's degree + 13 (19) 10 (27) 3 (9)
Caregiver age (years) Mean=32.7
SD=5.4
Mean=32.5 SD=4.7 Mean=32.9
SD=6.2
Health insurance status – Private only 24 (34) 13 (35) 11 (33)
   Public insurance 41 (59) 23 (62) 18 (55)
   Military 2 (3) 0 (0) 2 (6)
   Uninsured 3 (4) 1 (3) 2 (6)