Name

rdim4ps

Label

Overall supine Respiratory Disturbance Index (RDI) at >=4% desaturation

Description

[(total number of apneas and hypopneas in supine body position associated with >= 4% desaturation) / (hours of sleep)]

Calculation
Units
events per hour
Type
numeric
Visit Number vs Overall supine Respiratory Disturbance Index (RDI) at >=4% desaturation
N Mean StdDev Median Min Max Unknown Total
Baseline 394 4.4 ± 8.1 1.7 0.0 90.0 70 464
Follow-up 389 2.6 ± 8.4 0.5 0.0 120.0 64 453
Treatment Arm vs Overall supine Respiratory Disturbance Index (RDI) at >=4% desaturation
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 394 4.4 ± 8.1 1.7 0.0 90.0 59 453
Early adenotonsillectomy (EAT) 195 4.3 ± 7.5 1.6 0.0 64.4 31 226
Watchful waiting with supportive care (WWSC) 199 4.4 ± 8.7 1.8 0.0 90.0 28 227
Treatment Arm vs Overall supine Respiratory Disturbance Index (RDI) at >=4% desaturation
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 389 2.6 ± 8.4 0.5 0.0 120.0 64 453
Early adenotonsillectomy (EAT) 192 1.0 ± 1.9 0.4 0.0 14.0 34 226
Watchful waiting with supportive care (WWSC) 197 4.2 ± 11.5 0.7 0.0 120.0 30 227
Age vs Overall supine Respiratory Disturbance Index (RDI) at >=4% desaturation
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 394 4.4 ± 8.1 1.7 0.0 90.0 59 453
5 - 7 years old 287 3.6 ± 5.4 1.4 0.0 45.0 42 329
8 - 10 years old 107 6.6 ± 12.5 2.5 0.0 90.0 17 124
Age vs Overall supine Respiratory Disturbance Index (RDI) at >=4% desaturation
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 379 2.7 ± 8.6 0.5 0.0 120.0 20 399
5 - 7 years old 249 2.8 ± 9.8 0.5 0.0 120.0 13 262
8 - 10 years old 130 2.4 ± 5.5 0.5 0.0 47.8 7 137
Gender vs Overall supine Respiratory Disturbance Index (RDI) at >=4% desaturation
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 394 4.4 ± 8.1 1.7 0.0 90.0 59 453
Female 202 4.5 ± 7.3 1.6 0.0 45.0 32 234
Male 192 4.2 ± 8.8 1.8 0.0 90.0 27 219
Gender vs Overall supine Respiratory Disturbance Index (RDI) at >=4% desaturation
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 389 2.6 ± 8.4 0.5 0.0 120.0 64 453
Female 196 2.9 ± 10.8 0.5 0.0 120.0 38 234
Male 193 2.4 ± 5.1 0.6 0.0 42.1 26 219
Race vs Overall supine Respiratory Disturbance Index (RDI) at >=4% desaturation
Baseline
N Mean StdDev Median Min Max Unknown Total
Total 394 4.4 ± 8.1 1.7 0.0 90.0 59 453
White 139 3.1 ± 5.4 1.3 0.0 45.0 17 156
Black 219 5.3 ± 9.7 2.2 0.0 90.0 30 249
Other 36 3.6 ± 5.2 1.5 0.0 19.3 12 48
Race vs Overall supine Respiratory Disturbance Index (RDI) at >=4% desaturation
Follow-up
N Mean StdDev Median Min Max Unknown Total
Total 389 2.6 ± 8.4 0.5 0.0 120.0 64 453
White 144 2.2 ± 6.8 0.4 0.0 53.8 12 156
Black 202 3.2 ± 10.1 0.7 0.0 120.0 47 249
Other 43 1.6 ± 3.1 0.4 0.0 16.3 5 48