psg_emg_usable_hours psg_etco2_usable_hours
Name
psg_etco2_signal_quality_grade
Label
EtCO2 - Signal Quality Grade
Domain
signal_quality_grade
  • 1: <25% sleep time
  • 2: >25% sleep time
  • 3: >50% sleep time
  • 4: >75% sleep time
  • 5: >95% sleep time
Type
choices
EtCO2 - Signal Quality Grade vs PATS Visit timepoint
Screening Visit Baseline Visit Month-6 Interim Visit Month-12 Endpoint Visit
Total 555 332 283 291
<25% sleep time 29 - - 2
>25% sleep time 12 - - 1
>50% sleep time 23 - - 7
>75% sleep time 88 - - 21
>95% sleep time 347 - - 201
Unknown 56 332 283 59
EtCO2 - Signal Quality Grade vs Assigned treatment arm
Screening Visit
Early Adenotonsillectomy Watchful Waiting with Supportive Care Total
Total 167 163 330
<25% sleep time 11 8 19
>25% sleep time 4 3 7
>50% sleep time 6 6 12
>75% sleep time 23 24 47
>95% sleep time 123 122 245
EtCO2 - Signal Quality Grade vs Assigned treatment arm
Baseline Visit
Early Adenotonsillectomy Watchful Waiting with Supportive Care Total
Total 167 163 330
<25% sleep time - - -
>25% sleep time - - -
>50% sleep time - - -
>75% sleep time - - -
>95% sleep time - - -
Unknown 167 163 330
EtCO2 - Signal Quality Grade vs Assigned treatment arm
Month-6 Interim Visit
Early Adenotonsillectomy Watchful Waiting with Supportive Care Total
Total 140 143 283
<25% sleep time - - -
>25% sleep time - - -
>50% sleep time - - -
>75% sleep time - - -
>95% sleep time - - -
Unknown 140 143 283
EtCO2 - Signal Quality Grade vs Assigned treatment arm
Month-12 Endpoint Visit
Early Adenotonsillectomy Watchful Waiting with Supportive Care Total
Total 147 144 291
<25% sleep time 2 - 2
>25% sleep time 1 - 1
>50% sleep time 3 4 7
>75% sleep time 8 13 21
>95% sleep time 103 98 201
Unknown 30 29 59
EtCO2 - Signal Quality Grade vs Child's sex
Screening Visit
Male Female Total
Total 286 269 555
<25% sleep time 21 8 29
>25% sleep time 5 7 12
>50% sleep time 10 13 23
>75% sleep time 50 38 88
>95% sleep time 172 175 347
Unknown 28 28 56
EtCO2 - Signal Quality Grade vs Child's sex
Baseline Visit
Male Female Total
Total 162 170 332
<25% sleep time - - -
>25% sleep time - - -
>50% sleep time - - -
>75% sleep time - - -
>95% sleep time - - -
Unknown 162 170 332
EtCO2 - Signal Quality Grade vs Child's sex
Month-6 Interim Visit
Male Female Total
Total 137 146 283
<25% sleep time - - -
>25% sleep time - - -
>50% sleep time - - -
>75% sleep time - - -
>95% sleep time - - -
Unknown 137 146 283
EtCO2 - Signal Quality Grade vs Child's sex
Month-12 Endpoint Visit
Male Female Total
Total 145 146 291
<25% sleep time 2 - 2
>25% sleep time - 1 1
>50% sleep time 4 3 7
>75% sleep time 16 5 21
>95% sleep time 98 103 201
Unknown 25 34 59
EtCO2 - Signal Quality Grade vs Child's race
Screening Visit
American Indian/Alaska Native Asian Native Hawaiian or Other Pacific Islander Black or African American White More than one race Unknown or not reported Total
Total 3 10 1 161 351 25 4 555
<25% sleep time - - - 8 20 1 - 29
>25% sleep time - - - 2 10 - - 12
>50% sleep time - - - 8 15 - - 23
>75% sleep time - - 1 24 57 6 - 88
>95% sleep time 3 9 - 86 230 16 3 347
Unknown - 1 - 33 19 2 1 56
EtCO2 - Signal Quality Grade vs Child's race
Baseline Visit
American Indian/Alaska Native Asian Native Hawaiian or Other Pacific Islander Black or African American White More than one race Unknown or not reported Total
Total 3 6 - 73 235 14 1 332
<25% sleep time - - - - - - - -
>25% sleep time - - - - - - - -
>50% sleep time - - - - - - - -
>75% sleep time - - - - - - - -
>95% sleep time - - - - - - - -
Unknown 3 6 - 73 235 14 1 332
EtCO2 - Signal Quality Grade vs Child's race
Month-6 Interim Visit
American Indian/Alaska Native Asian Native Hawaiian or Other Pacific Islander Black or African American White More than one race Unknown or not reported Total
Total 3 4 - 64 200 12 - 283
<25% sleep time - - - - - - - -
>25% sleep time - - - - - - - -
>50% sleep time - - - - - - - -
>75% sleep time - - - - - - - -
>95% sleep time - - - - - - - -
Unknown 3 4 - 64 200 12 - 283
EtCO2 - Signal Quality Grade vs Child's race
Month-12 Endpoint Visit
American Indian/Alaska Native Asian Native Hawaiian or Other Pacific Islander Black or African American White More than one race Unknown or not reported Total
Total 3 4 - 68 203 12 1 291
<25% sleep time - - - - 2 - - 2
>25% sleep time - - - - 1 - - 1
>50% sleep time - - - 2 5 - - 7
>75% sleep time - - - 4 17 - - 21
>95% sleep time 3 4 - 50 131 12 1 201
Unknown - - - 12 47 - - 59