Age

Heartburn? vs Visit Number
Baseline Follow-up
Total 453 453
Never - 345
Rarely (less than once a week) - 21
Sometimes (1 to 2 times per week) - 11
Frequently (3 to 4 times per week) - 2
Always or almost always (5 to 7 times per week) - -
Not sure - 20
Unknown 453 54
Heartburn? vs Treatment Arm
Baseline
Early adenotonsillectomy (EAT) Watchful waiting with supportive care (WWSC) Total
Total 226 227 453
Never - - -
Rarely (less than once a week) - - -
Sometimes (1 to 2 times per week) - - -
Frequently (3 to 4 times per week) - - -
Always or almost always (5 to 7 times per week) - - -
Not sure - - -
Unknown 226 227 453
Heartburn? vs Treatment Arm
Follow-up
Early adenotonsillectomy (EAT) Watchful waiting with supportive care (WWSC) Total
Total 226 227 453
Never 174 171 345
Rarely (less than once a week) 7 14 21
Sometimes (1 to 2 times per week) 3 8 11
Frequently (3 to 4 times per week) 1 1 2
Always or almost always (5 to 7 times per week) - - -
Not sure 11 9 20
Unknown 30 24 54
Heartburn? vs Child's age
Baseline
5 - 7 years old 8 - 10 years old Total
Total 329 124 453
Never - - -
Rarely (less than once a week) - - -
Sometimes (1 to 2 times per week) - - -
Frequently (3 to 4 times per week) - - -
Always or almost always (5 to 7 times per week) - - -
Not sure - - -
Unknown 329 124 453
Heartburn? vs Child's age
Follow-up
5 - 7 years old 8 - 10 years old Total
Total 262 137 399
Never 231 114 345
Rarely (less than once a week) 13 7 20
Sometimes (1 to 2 times per week) 4 7 11
Frequently (3 to 4 times per week) - 2 2
Always or almost always (5 to 7 times per week) - - -
Not sure 13 7 20
Unknown 1 - 1
Heartburn? vs Child's gender
Baseline
Female Male Total
Total 234 219 453
Never - - -
Rarely (less than once a week) - - -
Sometimes (1 to 2 times per week) - - -
Frequently (3 to 4 times per week) - - -
Always or almost always (5 to 7 times per week) - - -
Not sure - - -
Unknown 234 219 453
Heartburn? vs Child's gender
Follow-up
Female Male Total
Total 234 219 453
Never 171 174 345
Rarely (less than once a week) 11 10 21
Sometimes (1 to 2 times per week) 8 3 11
Frequently (3 to 4 times per week) - 2 2
Always or almost always (5 to 7 times per week) - - -
Not sure 14 6 20
Unknown 30 24 54
Heartburn? vs Child's race
Baseline
White Black Other Total
Total 156 249 48 453
Never - - - -
Rarely (less than once a week) - - - -
Sometimes (1 to 2 times per week) - - - -
Frequently (3 to 4 times per week) - - - -
Always or almost always (5 to 7 times per week) - - - -
Not sure - - - -
Unknown 156 249 48 453
Heartburn? vs Child's race
Follow-up
White Black Other Total
Total 156 249 48 453
Never 126 181 38 345
Rarely (less than once a week) 7 11 3 21
Sometimes (1 to 2 times per week) 4 6 1 11
Frequently (3 to 4 times per week) 1 1 - 2
Always or almost always (5 to 7 times per week) - - - -
Not sure 7 12 1 20
Unknown 11 38 5 54