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:* | Â | Â | Â | Â | Â |
 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 | Â | Â | Â | Â | Â |
 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 | Â | Â | Â | Â | Â |
 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 | Â | Â | Â | Â | Â |
 ≤ 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 | Â | Â | Â | Â | Â |
 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 | Â | Â | Â | Â | Â |
 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) |  |  |