Treatment Arm

Any siblings with Sudden Infant Death Syndrome (SIDS)? vs Visit Number
Baseline Follow-up
Total 453 453
No 378 -
Yes 5 -
Not sure 17 -
Unknown 53 453
Any siblings with Sudden Infant Death Syndrome (SIDS)? vs Treatment Arm
Baseline
Early adenotonsillectomy (EAT) Watchful waiting with supportive care (WWSC) Total
Total 226 227 453
No 186 192 378
Yes 3 2 5
Not sure 9 8 17
Unknown 28 25 53
Any siblings with Sudden Infant Death Syndrome (SIDS)? 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 Sudden Infant Death Syndrome (SIDS)? vs Child's age
Baseline
5 - 7 years old 8 - 10 years old Total
Total 329 124 453
No 267 111 378
Yes 4 1 5
Not sure 13 4 17
Unknown 45 8 53
Any siblings with Sudden Infant Death Syndrome (SIDS)? vs Child's 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 Sudden Infant Death Syndrome (SIDS)? vs Child's gender
Baseline
Female Male Total
Total 234 219 453
No 194 184 378
Yes 2 3 5
Not sure 11 6 17
Unknown 27 26 53
Any siblings with Sudden Infant Death Syndrome (SIDS)? vs Child's gender
Follow-up
Female Male Total
Total 234 219 453
No - - -
Yes - - -
Not sure - - -
Unknown 234 219 453
Any siblings with Sudden Infant Death Syndrome (SIDS)? vs Child's race
Baseline
White Black Other Total
Total 156 249 48 453
No 131 208 39 378
Yes - 5 - 5
Not sure 2 14 1 17
Unknown 23 22 8 53
Any siblings with Sudden Infant Death Syndrome (SIDS)? vs Child's race
Follow-up
White Black Other Total
Total 156 249 48 453
No - - - -
Yes - - - -
Not sure - - - -
Unknown 156 249 48 453