Table 1.3.3Type IV monitors (1 channel) vs. PSG: study results

Study
PMID
Index Test (vs PSG)NSettingBland-AltmanROC AnalysisQuality
MetricResult, events/hrThreshold, events/hrSensitivity, % (95% CI)Specificity, % (95% CI)AUC
Erman 200778
17694728
ApneaLink58Lab95% LOA~ −2 (−22, 18) *AHI >5AHI >585.4 (nd)50.0 (nd)0.863A
AHI >10AHI >1082.1 (nd)83.9 (nd)0.862
AHI >15AHI >1590.9 (nd)94.6 (nd)0.977
AHI >20AHI >2083.3 (nd)92.7 (nd)0.967
de Almeida 200677
16502297
Sleep Check30Sleep lab95% LOA0 (−26.6, 26.6)>5>586.4750.886B
>10>1085.787.50.915
>15>1583.583.50.898
>20>2088.9810.910
Nakano 200882
18480104
SOMNIE single-channel airflow monitor100Home95% LOA−9.5 (−30.4,11.4)>5.3>596 (91,100)82 (59,100)0.95A
>11.4>1591 (84, 98)82 (70, 95)0.96
>19.6>3089 (80, 97)96 (90,100)0.98
Female>5.3>588 (nd)67 (nd)0.88
>11.4>1575 (nd)83 (nd)0.89
>19.6>3010094 (nd)1.0
BMI <25 kg/m2>5.3>597 (nd)71 (nd)0.94
>11.4>1578 (nd)89 (nd)0.92
>19.6>3091 (nd)92 (nd)0.97
AHI <15>5.3>583 (nd)82 (nd)0.81
Watkins 200990
19786903
RUSleeping RTS vs. PSG34Sleep lab & Community>5>1510042C
>10>1510071
>15>157083
>20>157083
>30>154396
Wong 200892
18411561
FlowWizard in lab vs PSG31Sleep lab95% LOA1.8 (−32.4, 36.0)AHI>18AHI≥1096710.95A
FlowWizard at home (3 night average) vs PSG31Sleep lab & Home7.1 (−14.8, 29.0)AHI>8AHI≥10100430.96
AHI>129671
AHI>189286
AHI>2188100
AHI>21AHI≥30100500.85
AHI>289175
AHI>453690
AHI>5918100
AHI from first night on FlowWizardAHI≥300.89
FlowWizard at home (1 night) vs PSG31Sleep lab & HomeAHI from first night on FlowWizardAHI≥100.92
MAPI v PSG31Sleep lab & HomeAHI≥100.68
Combined FlowWizard (home, 3 night) & MAPI v PSG31Sleep lab & HomeAHI≥100.96
Nigro 200983
18830731
O2 saturation (WristOx 3100)154Sleep labADI2 >12.2AHI ≥5100 (96.4, 100)57.69 (43.2, 71.3)0.959B
ADI2 >19.3AHI ≥589.22 (81.5, 94.5)94.23 (84.0, 98.7)
ADI5 >4.3AHI ≥592.75 (52.6, 72.1)100 (93.1, 100)0.907
ADI2 >12.2AHI ≥10100 (95.8, 100)44.12 (32.1, 56.7)0.957
ADI3 >10.5AHI ≥1088.37 (79.6, 94.3)94.12 (85.6, 98.3)0.965
ADI5 >4.3AHI ≥1074.42 (63.9, 83.2)100 (94.7, 100)0.930
ADI3 >4.4AHI ≥15100 (95.0, 100)49.38 (38.1, 60.7)0.945
ADI3 >13.4AHI ≥1587.67 (77.9, 94.2)90.12 (81.5, 95.6)
ADI3 >32AHI ≥1542.47 (31.0, 54.6)100 (95.5, 100)
White 199491
7923843
O2 saturation vs PSG37Sleep labndAHI≥1030100C
ndAHI≥157194
ndAHI≥2010094
Reda 200186
11593166
Pharyngoesophageal monitoring59Sleep lab95% LOA0.22 (−8.68, 9.02)<15<15100 (nd)100 (nd)C
15–2015–2080 (nd)96 (nd)
95% CI(−0.93, 1.38)20–4020–4090 (nd)97 (nd)
>40>40100 (nd)100 (nd)
Agatsuma, 200994
19818056
SD-101 (Resp. effort) vs PSG366Sleep Lab and Home95% CI−4.7 (−19.7, 10.4)12.4≥587.5 (nd)88 (nd)0.96C
18.6≥1589.7 (nd)90.5 (nd)0.97
*

Estimated from Figure of plot in the publication, using the Engauge Digitizer software program

ADI - Adjusted O2 desaturation index (ADI): mean number of O2 desaturations per hour of analyzed recording ≥2%, 3%, 5% (ADI2, ADI3, ADI5)

Results from the two separate groups were reported but not presented.

From: Appendix D, Summary Tables

Cover of Diagnosis and Treatment of Obstructive Sleep Apnea in Adults
Diagnosis and Treatment of Obstructive Sleep Apnea in Adults [Internet].
Comparative Effectiveness Reviews, No. 32.
Balk EM, Moorthy D, Obadan NO, et al.

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