Does respondent consistently fall asleep very late - 12 a.m. or later, at night and characterize him or herself as a night owl with a strong preference [PhenX]

LOINC: 65582-9Type: OtherCPT: N/A

Frequently Asked Questions

A diagnostic test used to support clinical decision-making.

Sources
  1. [1]LOINC — Logical Observation Identifiers Names and Codes. Regenstrief Institute