Table 2. Mean (SE) Values for Polysomnography and Over/Underestimation (SE) of Sleep Onset Latency for Actigraphy Settings by Sleep Disordered Breathing.
No SDB AMI n=45, PRMM n=44 |
AMI: Sadeh | AMI: Cole-Kripkec | PRMM: Mediuma | PRMM: Lowb | PRMM: Higha |
---|---|---|---|---|---|
PSG | 27.3 (2.7) | 27.3 (2.7) | 27.7 (2.8) | 27.7 (2.8) | 27.7 (2.8) |
3 minute rule | 0.7 (1.9) | 2.3 (2.1) | -11.7 (2.3)* | -7.1 (2.2) | -15.9 (2.4)* |
5 minute rule | 0.6 (1.9) | 2.3 (2.1) | -9.0 (2.2)* | -6.2 (2.2) | -14.0 (2.4) |
10 minute rule | 0.6 (1.9) | 2.3 (2.1) | -3.4 (1.5) | 0.8 (1.6) | -5.8 (1.8) |
15 minute rule | 1.7 (1.9) | 4.8 (2.5) | -2.5 (1.5) | 1.1 (1.9) | -4.8 (1.8) |
20 minute rule | 4.1 (2.1) | 6.2 (2.0) | 0.6 (2.4) | 4.4 (2.7) | -3.3 (1.2) |
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Mild OSA AMI n=29, PRMM n=27 |
AMI: Sadeh | AMI: Cole-Kripke | PRMM: Mediumb | PRMM: Lowc | PRMM: Highb |
| |||||
PSG | 23.6 (3.1) | 23.6 (3.1) | 24.5 (3.5) | 24.5 (3.4) | 24.5 (3.4) |
3 minute rule | 0.6 (2.3) | 0.3 (2.7) | -11.3 (3.5) | -9.8 (3.3) | -15.8 (3.4)* |
5 minute rule | 5.0 (3.0) | 0.0 (2.7) | -10.4 (3.4) | -8.2 (3.2) | -14.6 (3.5)* |
10 minute rule | 5.2 (3.0) | 3.3 (3.7) | -7.5 (2.8) | -1.9 (2.2) | -11.2 (3.4) |
15 minute rule | 5.2 (3.0) | 3.3 (3.7) | 0.5 (2.3) | 2.1 (2.6) | -4.8 (2.4) |
20 minute rule | 5.2 (3.0) | 5.0 (3.2) | 1.8 (2.7) | 3.2 (2.9) | -4.7 (2.4) |
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Mod/Severe OSA AMI n=15, PRMM n=16 |
AMI: Sadeh | AMI: Cole-Kripkeb | PRMM: Medium | PRMM: Lowb | PRMM: High |
| |||||
PSG | 15.6 (2.8) | 15.6 (2.8) | 16.2 (2.6) | 16.2 (2.6) | 16.2 (2.6) |
3 minute rule | 2.5 (1.1) | 3.1 (1.9) | -3.8 (3.8) | -2.1 (3.9) | -6.1 (3.4) |
5 minute rule | 3.3 (1.3) | 5.5 (3.1) | -3.3 (3.8) | -2.6 (3.8) | -5.9 (4.0) |
10 minute rule | 5.7 (2.6) | 8.6 (2.6) | 3.3 (3.8) | 2.6 (4.4) | -2.8 (4.7) |
15 minute rule | 5.7 (2.6) | 8.6 (2.6) | 7.8 (4.2) | 10.1 (5.0) | -0.1 (5.4) |
20 minute rule | 8.9 (3.6) | 8.6 (3.6) | 8.4 (4.5) | 17.3 (5.1) | 6.4 (5.1) |
Note. Negative values indicate an underestimate of SOL compared to PSG, positive values indicate an overestimate of SOL compared to PSG.
AMI = Ambulatory Monitoring Inc., Motionlogger Sleep Watch; PRMM = Phillips Respironics Mini-Mitter Actiwatch-2; PSG = Polysomnography
Multivariate analysis (Wilks' Lambda) significant, p≤.001
Multivariate analysis (Wilks' Lambda) significant, p≤.01
Multivariate analysis (Wilks' Lambda) significant, p≤.05
Post-hoc comparison vs. PSG, p≤.001