Treatment Arm

Any siblings with cancer? vs Visit Number
Baseline Follow-up
Total 464 453
No 379 -
Yes 1 -
Not sure 20 -
Unknown 64 453
Any siblings with cancer? vs Treatment Arm
Baseline
Early adenotonsillectomy (EAT) Watchful waiting with supportive care (WWSC) Total
Total 226 227 453
No 189 190 379
Yes 1 - 1
Not sure 8 12 20
Unknown 28 25 53
Any siblings with cancer? vs Treatment Arm
Follow-up
Early adenotonsillectomy (EAT) Watchful waiting with supportive care (WWSC) Total
Total 226 227 453
No - - -
Yes - - -
Not sure - - -
Unknown 226 227 453
Any siblings with cancer? vs Age
Baseline
5 - 7 years old 8 - 10 years old Total
Total 329 124 453
No 270 109 379
Yes 1 - 1
Not sure 13 7 20
Unknown 45 8 53
Any siblings with cancer? vs Age
Follow-up
5 - 7 years old 8 - 10 years old Total
Total 262 137 399
No - - -
Yes - - -
Not sure - - -
Unknown 262 137 399
Any siblings with cancer? vs Gender
Baseline
Female Male Total
Total 234 219 453
No 195 184 379
Yes - 1 1
Not sure 12 8 20
Unknown 27 26 53
Any siblings with cancer? vs Gender
Follow-up
Female Male Total
Total 234 219 453
No - - -
Yes - - -
Not sure - - -
Unknown 234 219 453
Any siblings with cancer? vs Race
Baseline
White Black Other Total
Total 156 249 48 453
No 130 210 39 379
Yes 1 - - 1
Not sure 2 17 1 20
Unknown 23 22 8 53
Any siblings with cancer? vs Race
Follow-up
White Black Other Total
Total 156 249 48 453
No - - - -
Yes - - - -
Not sure - - - -
Unknown 156 249 48 453