Metrics
Sleep
Avg Heart Rate (Sleep)
Average heart rate during the night.
Deep Sleep
Duration of deep (slow-wave) sleep phase in hours.
Light Sleep
Duration of light sleep stages (N1 + N2) in hours.
REM Sleep
Duration of rapid eye movement (REM) sleep in hours.
Sleep Efficiency
Percentage of time in bed actually spent sleeping.
Sleep Latency
Time from lying down to falling asleep (in minutes).
Sleep Score
Composite score of nightly sleep quality (0–100) from Oura Ring.
Total Sleep
Total sleep duration per night in hours (excluding awake time).
Vitals
Average SpO2
Average blood oxygen saturation level during sleep.
Heart Rate Variability (HRV)
Average RR-interval variability (RMSSD) during sleep, in milliseconds.
Readiness Score
Composite body recovery score (0–100) from Oura Ring.
Resting Heart Rate
Lowest heart rate recorded during sleep.
Temperature Deviation
Body temperature deviation from personal baseline (°C).
Activity
Active Calories
Calories burned through physical activity (excluding basal metabolism).
Activity Score
Composite daily activity score (0–100) from Oura Ring.
High Activity
Time in high-intensity activity zone per day (hours).
Medium Activity
Time in moderate-intensity activity zone per day (hours).
Steps
Daily step count.
Cognitive Tests
Go/No-Go Accuracy
Response accuracy in Go/No-Go test (inhibition).
N-Back d'
Sensitivity in N-Back working memory test (d-prime).
PVT Lapses
Number of lapses (RT > 500 ms) in PVT — marker of inattention.
PVT Mean Reaction Time
Mean reaction time in Psychomotor Vigilance Task (ms).
PVT Median Reaction Time
Median reaction time in PVT (ms) — robust to outliers.
Simple Reaction Time (Mean)
Mean reaction time in simple RT test (ms).
Stroop Interference
Reaction time difference between congruent and incongruent stimuli (ms).