Name
a1dur
Label
Total duration of A1 phases
Description

Variable created as part of Hartmann et al. 2021 (PMID: 32777055).

Units
seconds
Type
numeric
Tags
Visit Number vs Total duration of A1 phases
N Mean StdDev Median Min Max Unknown Total
Baseline 452 1,057.2 ± 585.4 1,022.5 0.0 3,160.0 1 453
Follow-up 407 1,141.7 ± 610.7 1,039.0 64.0 3,271.0 46 453
Treatment Arm vs Total duration of A1 phases
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 452 1,057.2 ± 585.4 1,022.5 0.0 3,160.0 1 453
Early adenotonsillectomy (EAT) 225 1,073.0 ± 556.3 1,069.0 0.0 3,097.0 1 226
Watchful waiting with supportive care (WWSC) 227 1,041.5 ± 613.8 939.0 11.0 3,160.0 - 227
Treatment Arm vs Total duration of A1 phases
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1,141.7 ± 610.7 1,039.0 64.0 3,271.0 46 453
Early adenotonsillectomy (EAT) 199 1,179.2 ± 643.1 1,044.0 107.0 3,271.0 27 226
Watchful waiting with supportive care (WWSC) 208 1,105.8 ± 577.2 1,035.0 64.0 2,814.0 19 227
Child's age vs Total duration of A1 phases
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 452 1,057.2 ± 585.4 1,022.5 0.0 3,160.0 1 453
5 - 7 years old 328 1,020.0 ± 584.7 953.5 0.0 3,160.0 1 329
8 - 10 years old 124 1,155.6 ± 578.2 1,103.5 15.0 3,097.0 - 124
Child's age vs Total duration of A1 phases
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 397 1,139.7 ± 612.9 1,039.0 64.0 3,271.0 2 399
5 - 7 years old 260 1,095.5 ± 591.7 1,020.5 64.0 3,243.0 2 262
8 - 10 years old 137 1,223.7 ± 645.1 1,087.0 125.0 3,271.0 - 137
Child's gender vs Total duration of A1 phases
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 452 1,057.2 ± 585.4 1,022.5 0.0 3,160.0 1 453
Female 233 1,087.2 ± 617.3 1,057.0 11.0 3,160.0 1 234
Male 219 1,025.2 ± 549.0 980.0 0.0 2,804.0 - 219
Child's gender vs Total duration of A1 phases
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1,141.7 ± 610.7 1,039.0 64.0 3,271.0 46 453
Female 209 1,212.9 ± 630.6 1,161.0 64.0 3,243.0 25 234
Male 198 1,066.5 ± 581.0 924.0 107.0 3,271.0 21 219
Child's race vs Total duration of A1 phases
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 452 1,057.2 ± 585.4 1,022.5 0.0 3,160.0 1 453
White 156 966.9 ± 568.3 925.0 11.0 2,424.0 - 156
Black 249 1,136.5 ± 587.5 1,076.0 42.0 3,160.0 - 249
Other 47 936.3 ± 577.9 844.0 0.0 2,802.0 1 48
Child's race vs Total duration of A1 phases
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 407 1,141.7 ± 610.7 1,039.0 64.0 3,271.0 46 453
White 147 1,112.0 ± 644.5 961.0 64.0 2,814.0 9 156
Black 217 1,199.3 ± 597.6 1,087.0 107.0 3,271.0 32 249
Other 43 952.3 ± 516.8 868.0 118.0 2,035.0 5 48