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Table 1 Patient demographics for the PROMIS obesity cohort

From: Promising insights into the health related quality of life for children with severe obesity

  Obesity cohort BMI < 99 BMI ≥ 99 Comparison of BMI groups
Child demographics N = 138 n (%) N = 70 n (%) N = 67 n (%) t statistic Sig
Child’s Gender      
 Female 75 (54.3) 46 (65.7) 29 (43.3) 2.61 0.01
Child’s Age (yrs)      
 8-12 83 (60.1) 44 (62.9) 37 (55.2)   
 13-17 55 (39.9) 25 (35.7) 30 (44.8)   
 Age (M, SD) 11.9 (2.7) 11.5 (2.6) 12.4 (2.7) 2.09 0.04
Child’s Race      
 White 41 (29.7) 29 (41.4) 12 (17.9) 2.98 0.003
 Black or African- American 82 (59.4) 28 (40.0) 53 (79.1) 4.95 <0.001
 Other 15 (10.8) 13 (18.6) 2 (3.0) 3.06 0.003
Child’s Ethnicity      
 Hispanic 9 (6.5) 5 (7.1) 4 (6.0) 0.30 NS
Child’s History of Other Health Problems      
 None 70 (50.7) 34 (48.6) 36 (53.7)   
 1 Health Problem 38 (27.5) 24 (34.3) 14 (20.9)   
 ≥ 2 Health Problem 30 (21.7) 12 (17.2) 17 (25.4)   
 Number of Other Health Problems (M, SD) 0.8 (1.0) 0.7 (0.9) 0.9 (1.0) 0.59 NS
Most Common Other Health Problems:*      
 Asthma 38 (27.5) 20 (28.6) 17 (25.4) 0.34 NS
 ADHD 22 (15.9) 11 (15.7) 10 (14.9) 0.20 NS
 Hypertension 13 (9.4) 4 (5.7) 9 (13.4) 1.48 NS
 Premature Birth 11 (8.0) 8 (11.4) 3 (4.5) 1.56 NS
 Mental Health Disorders 10 (7.2) 3 (4.3) 7 (10.4) 1.33 NS
 Diabetes 7 (5.1) 3 (4.3) 4 (6.0) 0.47 NS
BMI Percentile      
 Healthy Weight (less than the 85th percentile) 1 (0.7)     
 Overweight (85th-95th percentile) 11 (8.0)     
 Obese      
  95th-97th percentile 30 (21.9)     
  98th percentile 28 (20.4)     
  99th percentile 49 (35.8)     
  > 99th percentile 18 (13.1)     
  Missing 1 (0.7)     
  Obesity Cohort BMI < 99 BMI ≥ 99 Comparison of BMI groups  
Guardian's Relationship to the Child      
 Parent 129 (93.5) 66 (94.3) 62 (92.6) 0.77 NS
 Grandparent 4 (2.9) 2 (2.8) 2 (3.0) 0.03 NS
 Guardian or Other 5 (3.6) 2 (2.9) 3 (4.5) 1.03 NS
Guardian Education Level      
 ≤ 8th grade or Some High School 11 (8.0) 3 (4.3) 8 (12.0) 1.62 NS
 High School Degree/GED 23 (16.7) 11 (15.7) 12 (17.9) 0.30 NS
 Some College/ Technical Degree 65 (47.1) 29 (41.4) 35 (52.2) 1.36 NS
 College or Advanced Degree 39 (28.2) 27 (38.5) 12 (17.9) 2.80 0.006
Recruitment Site      
 Academic Obesity Center 50 (36.2) 14 (20.0) 36 (53.7) 4.27 <.001
 Private Pediatric Practice 64 (46.4) 43 (61.4) 21 (31.3) 3.59 <.001
 Federally Qualified Health Center 24 (17.4) 13 (18.6) 10 (14.9) 0.61 NS
Child Exercise Status      
 Regularly (5–7 times per week) 37(26.8) 18 (25.7) 19 (28.4) 0.30 NS
 Sometimes (2–4 times per week) 63(45.7) 30 (42.9) 33 (49.3) 0.67 NS
 Seldom (0–1 time per week) 37(26.8) 22 (31.4) 14 (20.9) 1.27 NS
 Missing 1(0.7) 0 1 (1.5)   
  1. * Parents reported more than 1 condition for some children; there were many other conditions reported in lower frequency (< 3%) than the conditions listed.
  2. NS: Not Significant (p < 0.10).