Real ChatGPT answer · index seedYltyxQ7KYxIcompleteHealth and wellness · sleepinformational

Are there any peer-reviewed studies indicating that the Withings Sleep Tracking Mat can reliably score REM versus deep sleep stages as accurately as an in-lab polysomnography test?

ChatGPTgpt-63 queries11/1/2026
Download run

Fan-out diagram

The searches the AI actually ran for this prompt.

SEED QUERY
Are there any peer-reviewed studies indicating that the Withings Sleep Tracking Mat can reliably score REM versus deep sleep stages as accurately as an in-lab polysomnography test?
3 real searches · 1 real-search pass
Withings Sleep Analyzer sleep stages validation polysomnography REM deep peer reviewed studyGoogle ↗
OBSERVED
Withings Sleep Tracking Mat validation PSG sleep staging sensitivity specificity REM deep studyGoogle ↗
OBSERVED
Withings Sleep Analyzer clinical validation study polysomnography sleep stages accuracy journalGoogle ↗
OBSERVED

Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.

Query classes

Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.

Classifying 3 queries…

Searches and sources

ChatGPT3 real searches · gpt-6
Withings Sleep Analyzer sleep stages validation polysomnography REM deep peer reviewed study Google ↗
Withings Sleep Tracking Mat validation PSG sleep staging sensitivity specificity REM deep study Google ↗
Withings Sleep Analyzer clinical validation study polysomnography sleep stages accuracy journal Google ↗

Queries

3 queries · click a column to sort
Query / typeSearchIntentQuery classRouting formatClusterFreq ↓Weight
Withings Sleep Analyzer sleep stages validation polysomnography REM deep peer reviewed study
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
Withings Sleep Tracking Mat validation PSG sleep staging sensitivity specificity REM deep study
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1
Withings Sleep Analyzer clinical validation study polysomnography sleep stages accuracy journal
OBSERVED
Google ↗
AI Mode ↗
————1x
of 1