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Sleep Heart Health Study

Reliability for SHHS1

Reliability analysis for potential problems according to: large breaths (n=5), arousal problems (n=8), and staging problems (n=5).

1. Large Breaths

Potential Problems (n=5)

ICC 912 914 915
RDI wo/DA 0.80 30.15 31.89 27.37
RDI2%D 0.88 22.03 16.87 17.64
RDI3%D 0.92 9.64 7.22 8.10
RDI4%D 0.96 3.92 3.11 3.18
RDI5%D 0.97 1.99 1.63 1.65
RDI- A only 0.81 5.34 7.92 4.80
RDI2%D or A 0.88 23.38 20.79 19.45
RDI3%D or A 0.92 12.85 13.16 11.41
RDI4%D or A 0.90 8.14 9.88 6.92
RDI5%D or A 0.85 6.59 8.85 5.70

Not Potential Problems (n=24)

ICC 912 914 915
RDI wo/DA 0.74 25.55 33.67 27.67
RDI2%D 0.95 19.83 19.12 19.05
RDI3%D 0.98 11.94 10.80 11.60
RDI4%D 0.99 6.71 6.04 6.48
RDI5%D 0.99 3.99 3.60 3.80
RDI- A only 0.76 5.84 7.32 7.21
RDI2%D or A 0.92 21.23 22.25 21.00
RDI3%D or A 0.95 14.73 15.29 14.98
RDI4%D or A 0.94 10.41 11.33 11.08
RDI5%D or A 0.90 8.23 9.44 9.27

2. Arousal problems

The studies (n=8) with potential problems had ICC = 0.43 on the Arousal Index.

Means: 14.80 for 912; 24.47 for 914; and 17.27 for 915.

The studies (n=21) without potential problems had ICC = 0.58 on the Arousal Index.

Means: 13.65 for 912; 19.82 for 914; and 18.15 for 915.

National Sleep Research Resource
Sleep Heart Health Study