qum1 quo1
Name
qum2
Label
Quality of M2
Description

Quality of EEG

Domain
signalofsleeptime
  • 1: Signal good for < 25% of sleep time
  • 2: Signal good for 25-49% of sleep time
  • 3: Signal good for 50-74% of sleep time
  • 4: Signal good for 75-94% of sleep time
  • 5: Signal good for >=95% of sleep time
Type
choices
Quality of M2 vs Visit Number
Baseline Follow-up
Total 453 453
Signal good for < 25% of sleep time - -
Signal good for 25-49% of sleep time - -
Signal good for 50-74% of sleep time 1 -
Signal good for 75-94% of sleep time 40 24
Signal good for >=95% of sleep time 412 383
Unknown - 46
Quality of M2 vs Treatment Arm
Baseline
Early adenotonsillectomy Watchful waiting Total
Total 226 227 453
Signal good for < 25% of sleep time - - -
Signal good for 25-49% of sleep time - - -
Signal good for 50-74% of sleep time 1 - 1
Signal good for 75-94% of sleep time 19 21 40
Signal good for >=95% of sleep time 206 206 412
Quality of M2 vs Treatment Arm
Follow-up
Early adenotonsillectomy Watchful waiting Total
Total 226 227 453
Signal good for < 25% of sleep time - - -
Signal good for 25-49% of sleep time - - -
Signal good for 50-74% of sleep time - - -
Signal good for 75-94% of sleep time 13 11 24
Signal good for >=95% of sleep time 186 197 383
Unknown 27 19 46
Quality of M2 vs Age
Baseline
5-7 yrs old 8-10 yrs old Total
Total 329 124 453
Signal good for < 25% of sleep time - - -
Signal good for 25-49% of sleep time - - -
Signal good for 50-74% of sleep time - 1 1
Signal good for 75-94% of sleep time 28 12 40
Signal good for >=95% of sleep time 301 111 412
Quality of M2 vs Age
Follow-up
5-7 yrs old 8-10 yrs old Total
Total 262 137 399
Signal good for < 25% of sleep time - - -
Signal good for 25-49% of sleep time - - -
Signal good for 50-74% of sleep time - - -
Signal good for 75-94% of sleep time 18 5 23
Signal good for >=95% of sleep time 242 132 374
Unknown 2 - 2
Quality of M2 vs Gender
Baseline
Female Male Total
Total 234 219 453
Signal good for < 25% of sleep time - - -
Signal good for 25-49% of sleep time - - -
Signal good for 50-74% of sleep time - 1 1
Signal good for 75-94% of sleep time 21 19 40
Signal good for >=95% of sleep time 213 199 412
Quality of M2 vs Gender
Follow-up
Female Male Total
Total 234 219 453
Signal good for < 25% of sleep time - - -
Signal good for 25-49% of sleep time - - -
Signal good for 50-74% of sleep time - - -
Signal good for 75-94% of sleep time 13 11 24
Signal good for >=95% of sleep time 196 187 383
Unknown 25 21 46
Quality of M2 vs Race
Baseline
Black White Other Total
Total 249 156 48 453
Signal good for < 25% of sleep time - - - -
Signal good for 25-49% of sleep time - - - -
Signal good for 50-74% of sleep time 1 - - 1
Signal good for 75-94% of sleep time 35 3 2 40
Signal good for >=95% of sleep time 213 153 46 412
Quality of M2 vs Race
Follow-up
Black White Other Total
Total 249 156 48 453
Signal good for < 25% of sleep time - - - -
Signal good for 25-49% of sleep time - - - -
Signal good for 50-74% of sleep time - - - -
Signal good for 75-94% of sleep time 14 8 2 24
Signal good for >=95% of sleep time 203 139 41 383
Unknown 32 9 5 46