psg_ai_all psg_ai_rem
Name
psg_ai_nrem
Label
Calculated - Arousal index for sleep in NREM stage
Description

missing if study scored as sleep/wake or where arousals were ignored

Calculation
psg_ai_nrem = 60*(arnrembp + arnremop)/(slpprdp - minremp)
Units
events per hour
Type
numeric
Tags
phrnumar_sn_f1t1
PATS Visit timepoint vs Calculated - Arousal index for sleep in NREM stage
N Mean StdDev Median Min Max Unknown Total
Screening Visit 499 6.2 ± 3.2 5.6 0.9 31.4 56 555
Baseline Visit - - - - - - 332 332
Month-6 Interim Visit - - - - - - 283 283
Month-12 Endpoint Visit 232 5.8 ± 2.7 5.3 1.2 20.6 59 291
Assigned treatment arm vs Calculated - Arousal index for sleep in NREM stage
Screening Visit
N Mean StdDev Median Min Max Unknown Total
Total 330 5.5 ± 2.1 5.2 1.4 14.3 - 330
Early Adenotonsillectomy 167 5.5 ± 2.1 5.1 1.5 14.3 - 167
Watchful Waiting with Supportive Care 163 5.6 ± 2.1 5.2 1.4 13.4 - 163
Assigned treatment arm vs Calculated - Arousal index for sleep in NREM stage
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 - Arousal index for sleep in NREM stage
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 - Arousal index for sleep in NREM stage
Month-12 Endpoint Visit
N Mean StdDev Median Min Max Unknown Total
Total 232 5.8 ± 2.7 5.3 1.2 20.6 59 291
Early Adenotonsillectomy 117 5.6 ± 2.5 5.1 1.9 20.6 30 147
Watchful Waiting with Supportive Care 115 6.1 ± 2.8 5.4 1.2 16.6 29 144
Child's sex vs Calculated - Arousal index for sleep in NREM stage
Screening Visit
N Mean StdDev Median Min Max Unknown Total
Total 499 6.2 ± 3.2 5.6 0.9 31.4 56 555
Male 258 6.5 ± 2.8 6.0 1.7 29.1 28 286
Female 241 5.9 ± 3.5 5.2 0.9 31.4 28 269
Child's sex vs Calculated - Arousal index for sleep in NREM stage
Baseline Visit
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 332 332
Male - - - - - - 162 162
Female - - - - - - 170 170
Child's sex vs Calculated - Arousal index for sleep in NREM stage
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 - Arousal index for sleep in NREM stage
Month-12 Endpoint Visit
N Mean StdDev Median Min Max Unknown Total
Total 232 5.8 ± 2.7 5.3 1.2 20.6 59 291
Male 120 6.2 ± 2.9 5.9 2.0 20.6 25 145
Female 112 5.4 ± 2.5 5.0 1.2 16.4 34 146
Child's race vs Calculated - Arousal index for sleep in NREM stage
Screening Visit
N Mean StdDev Median Min Max Unknown Total
Total 499 6.2 ± 3.2 5.6 0.9 31.4 56 555
American Indian/Alaska Native 3 5.5 ± 2.7 4.7 3.3 8.6 - 3
Asian 9 7.2 ± 2.4 5.8 4.6 11.8 1 10
Native Hawaiian or Other Pacific Islander 1 3.7 - 3.7 3.7 3.7 - 1
Black or African American 128 6.6 ± 4.2 5.6 1.4 31.4 33 161
White 332 6.1 ± 2.8 5.6 0.9 29.1 19 351
More than one race 23 5.9 ± 2.0 5.9 3.2 11.8 2 25
Unknown or not reported 3 6.5 ± 2.5 5.6 4.6 9.4 1 4
Child's race vs Calculated - Arousal index for sleep in NREM stage
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 - Arousal index for sleep in NREM stage
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 - Arousal index for sleep in NREM stage
Month-12 Endpoint Visit
N Mean StdDev Median Min Max Unknown Total
Total 232 5.8 ± 2.7 5.3 1.2 20.6 59 291
American Indian/Alaska Native 3 5.4 ± 3.6 3.8 2.9 9.6 - 3
Asian 4 7.4 ± 1.6 7.8 5.1 9.0 - 4
Native Hawaiian or Other Pacific Islander - - - - - - - -
Black or African American 56 6.1 ± 2.7 5.4 2.0 16.4 12 68
White 156 5.7 ± 2.8 5.2 1.2 20.6 47 203
More than one race 12 6.1 ± 1.6 5.8 4.0 8.7 - 12
Unknown or not reported 1 4.7 - 4.7 4.7 4.7 - 1