Prevalence of Overnight Work (1 a.m. to 5 a.m.) Among United States Workers.

ABSTRACT:

Background

Many factors have resulted in the normalization of nonstandard work schedules in recent decades, including globalization requiring working across time zones and growing demands for goods and services. This paper provides national estimates of overnight work in the USA.

Methods

We used cross-sectional data from the 2015 National Health Interview Survey (n = 19,386 US employed adults ≥ 18 years). This survey contained a unique definition of overnight work (i.e., between 1:00 a.m. and 5:00 a.m.), based on the window of circadian low. Weighted prevalence rates were provided across categories of sociodemographic characteristics, health status, health behaviors, and occupational factors.

Results

We estimated more than 21 million US employed adults experienced ove

SUBMITTER: Wong IS 

PROVIDER: S-EPMC12606400 | biostudies-literature | 2025 Dec

REPOSITORIES: biostudies-literature