psg_timest2 psg_timest34
Name
psg_timest2p
Label
Calculated - Percent sleep time in stage 2 sleep (%)
Description

same as tmstg2p; missing if study with problems scoring sleep/wake or stg1/stg2 or stg2/stag3

Units
percent (%)
Type
numeric
Tags
pctdursp_s2_f1t1 tmstg2p
PATS Visit timepoint vs Calculated - Percent sleep time in stage 2 sleep (%)
N Mean StdDev Median Min Max Unknown Total
Screening Visit 499 44.1 ± 8.2 44.0 18.8 82.3 56 555
Baseline Visit - - - - - - 332 332
Month-6 Interim Visit - - - - - - 283 283
Month-12 Endpoint Visit 232 45.9 ± 6.6 46.0 31.2 63.4 59 291
Assigned treatment arm vs Calculated - Percent sleep time in stage 2 sleep (%)
Screening Visit
N Mean StdDev Median Min Max Unknown Total
Total 330 44.5 ± 8.0 44.3 20.4 82.3 - 330
Early Adenotonsillectomy 167 44.4 ± 8.3 44.0 22.6 71.3 - 167
Watchful Waiting with Supportive Care 163 44.5 ± 7.8 44.7 20.4 82.3 - 163
Assigned treatment arm vs Calculated - Percent sleep time in stage 2 sleep (%)
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 - Percent sleep time in stage 2 sleep (%)
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 - Percent sleep time in stage 2 sleep (%)
Month-12 Endpoint Visit
N Mean StdDev Median Min Max Unknown Total
Total 232 45.9 ± 6.6 46.0 31.2 63.4 59 291
Early Adenotonsillectomy 117 46.8 ± 6.9 46.8 33.1 63.4 30 147
Watchful Waiting with Supportive Care 115 44.9 ± 6.2 45.2 31.2 61.3 29 144
Child's sex vs Calculated - Percent sleep time in stage 2 sleep (%)
Screening Visit
N Mean StdDev Median Min Max Unknown Total
Total 499 44.1 ± 8.2 44.0 18.8 82.3 56 555
Male 258 43.3 ± 8.2 42.8 20.4 71.3 28 286
Female 241 44.9 ± 8.1 44.8 18.8 82.3 28 269
Child's sex vs Calculated - Percent sleep time in stage 2 sleep (%)
Baseline Visit
N Mean StdDev Median Min Max Unknown Total
Total - - - - - - 332 332
Male - - - - - - 162 162
Female - - - - - - 170 170
Child's sex vs Calculated - Percent sleep time in stage 2 sleep (%)
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 - Percent sleep time in stage 2 sleep (%)
Month-12 Endpoint Visit
N Mean StdDev Median Min Max Unknown Total
Total 232 45.9 ± 6.6 46.0 31.2 63.4 59 291
Male 120 45.7 ± 7.0 45.5 31.9 62.1 25 145
Female 112 46.0 ± 6.2 46.4 31.2 63.4 34 146
Child's race vs Calculated - Percent sleep time in stage 2 sleep (%)
Screening Visit
N Mean StdDev Median Min Max Unknown Total
Total 499 44.1 ± 8.2 44.0 18.8 82.3 56 555
American Indian/Alaska Native 3 40.8 ± 1.1 41.3 39.5 41.5 - 3
Asian 9 41.6 ± 8.4 38.2 32.8 56.5 1 10
Native Hawaiian or Other Pacific Islander 1 42.5 - 42.5 42.5 42.5 - 1
Black or African American 128 45.5 ± 10.1 45.1 20.4 82.3 33 161
White 332 43.7 ± 7.4 44.1 18.8 73.0 19 351
More than one race 23 43.0 ± 8.1 42.2 21.4 57.7 2 25
Unknown or not reported 3 40.5 ± 3.7 39.3 37.6 44.7 1 4
Child's race vs Calculated - Percent sleep time in stage 2 sleep (%)
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 - Percent sleep time in stage 2 sleep (%)
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 - Percent sleep time in stage 2 sleep (%)
Month-12 Endpoint Visit
N Mean StdDev Median Min Max Unknown Total
Total 232 45.9 ± 6.6 46.0 31.2 63.4 59 291
American Indian/Alaska Native 3 47.0 ± 7.1 45.2 41.0 54.9 - 3
Asian 4 45.2 ± 12.2 42.2 35.3 61.3 - 4
Native Hawaiian or Other Pacific Islander - - - - - - - -
Black or African American 56 47.4 ± 6.3 47.6 33.1 61.2 12 68
White 156 45.3 ± 6.4 45.3 31.2 63.4 47 203
More than one race 12 45.5 ± 7.2 44.8 35.4 57.1 - 12
Unknown or not reported 1 56.0 - 56.0 56.0 56.0 - 1