psg_ahi_a0h4 psg_ahi_o0h3a
Name
psg_ahi_a0h4a
Label
Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Calculation
psg_ahi_a0h4a = 60 * (hremba4 + hroa4 + hnrba4 + hnroa4 + carbp + carop + canbp + canop + oarbp + oarop + oanbp + oanop + marbp + marop + manrbp + manrop ) / slptimem
Units
number of events per hour
Type
numeric
Tags
ahi_ap0uhp3x4r_f1t1
PATS Visit timepoint vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
N Mean StdDev Median Min Max Unknown Total
Screening Visit 499 3.6 ± 8.9 1.2 0.0 119.7 56 555
Baseline Visit - - - - - - 332 332
Month-6 Interim Visit - - - - - - 283 283
Month-12 Endpoint Visit 232 1.2 ± 2.4 0.7 0.0 28.3 59 291
Assigned treatment arm vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Screening Visit
N Mean StdDev Median Min Max Unknown Total
Total 330 1.0 ± 0.9 0.8 0.0 5.0 - 330
Early Adenotonsillectomy 167 1.0 ± 0.9 0.7 0.0 5.0 - 167
Watchful Waiting with Supportive Care 163 1.1 ± 0.9 0.8 0.0 4.8 - 163
Assigned treatment arm vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Baseline Visit
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 330 330
Early Adenotonsillectomy - - - - - - 167 167
Watchful Waiting with Supportive Care - - - - - - 163 163
Assigned treatment arm vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Month-6 Interim Visit
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 283 283
Early Adenotonsillectomy - - - - - - 140 140
Watchful Waiting with Supportive Care - - - - - - 143 143
Assigned treatment arm vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Month-12 Endpoint Visit
N Mean StdDev Median Min Max Unknown Total
Total 232 1.2 ± 2.4 0.7 0.0 28.3 59 291
Early Adenotonsillectomy 117 0.7 ± 0.6 0.5 0.0 5.4 30 147
Watchful Waiting with Supportive Care 115 1.7 ± 3.3 0.9 0.0 28.3 29 144
Child's sex vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Screening Visit
N Mean StdDev Median Min Max Unknown Total
Total 499 3.6 ± 8.9 1.2 0.0 119.7 56 555
Male 258 4.0 ± 10.6 1.2 0.0 119.7 28 286
Female 241 3.2 ± 6.6 1.1 0.0 67.0 28 269
Child's sex vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Baseline Visit
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 332 332
Male - - - - - - 162 162
Female - - - - - - 170 170
Child's sex vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Month-6 Interim Visit
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 283 283
Male - - - - - - 137 137
Female - - - - - - 146 146
Child's sex vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Month-12 Endpoint Visit
N Mean StdDev Median Min Max Unknown Total
Total 232 1.2 ± 2.4 0.7 0.0 28.3 59 291
Male 120 1.2 ± 1.9 0.8 0.0 13.8 25 145
Female 112 1.1 ± 2.9 0.6 0.0 28.3 34 146
Child's race vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Screening Visit
N Mean StdDev Median Min Max Unknown Total
Total 499 3.6 ± 8.9 1.2 0.0 119.7 56 555
American Indian/Alaska Native 3 0.4 ± 0.3 0.4 0.1 0.7 - 3
Asian 9 2.0 ± 1.9 1.3 0.0 5.3 1 10
Native Hawaiian or Other Pacific Islander 1 5.8 - 5.8 5.8 5.8 - 1
Black or African American 128 5.7 ± 13.7 1.5 0.0 119.7 33 161
White 332 2.9 ± 6.4 1.2 0.0 82.7 19 351
More than one race 23 3.5 ± 5.1 0.9 0.1 17.5 2 25
Unknown or not reported 3 2.5 ± 1.0 2.0 1.9 3.7 1 4
Child's race vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Baseline Visit
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 332 332
American Indian/Alaska Native - - - - - - 3 3
Asian - - - - - - 6 6
Native Hawaiian or Other Pacific Islander - - - - - - - -
Black or African American - - - - - - 73 73
White - - - - - - 235 235
More than one race - - - - - - 14 14
Unknown or not reported - - - - - - 1 1
Child's race vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Month-6 Interim Visit
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 283 283
American Indian/Alaska Native - - - - - - 3 3
Asian - - - - - - 4 4
Native Hawaiian or Other Pacific Islander - - - - - - - -
Black or African American - - - - - - 64 64
White - - - - - - 200 200
More than one race - - - - - - 12 12
Unknown or not reported - - - - - - - -
Child's race vs Calculated - Apnea (all desats) Hypopnea (>=4% desat or arousal) Index
Month-12 Endpoint Visit
N Mean StdDev Median Min Max Unknown Total
Total 232 1.2 ± 2.4 0.7 0.0 28.3 59 291
American Indian/Alaska Native 3 1.4 ± 1.3 1.5 0.1 2.6 - 3
Asian 4 0.7 ± 0.2 0.7 0.4 0.8 - 4
Native Hawaiian or Other Pacific Islander - - - - - - - -
Black or African American 56 1.7 ± 4.1 0.8 0.0 28.3 12 68
White 156 1.0 ± 1.4 0.6 0.0 12.0 47 203
More than one race 12 1.3 ± 3.0 0.3 0.1 10.7 - 12
Unknown or not reported 1 0.5 - 0.5 0.5 0.5 - 1