Package index • zeitR

Import

Read raw actigraphy files into R.

read_actigraphy(): Read an actigraphy file into a zeitr_recording object
read_actigraphy_dir(): Read all actigraphy files in a directory
read_acttrust(): Read a Condor Instruments ActTrust actigraphy file

Prepare & validate

Prepare recordings for analysis and check data quality.

prepare_actigraphy(): Prepare a raw actigraphy tibble for analysis
check_consistency(): Check actigraphy timestamps for consistency issues

Detection

Off-wrist, sleep period, and epoch-level scoring algorithms.

detect_offwrist_bimodal(): Off-wrist detection using the Condor bimodal activity/temperature model
detect_sleep_crespo(): Detect main sleep periods using the Crespo algorithm
detect_naps_crespo(): Detect secondary sleep periods (naps) using the Crespo algorithm
score_epochs_cole_kripke(): Score actigraphy epochs as wake or sleep using the Cole-Kripke algorithm
compute_waso(): Compute WASO and nightly sleep statistics

Circadian analysis

Non-parametric circadian rhythm variables.

compute_npcra(): Non-parametric circadian rhythm analysis (NPCRA)
compute_waso(): Compute WASO and nightly sleep statistics

Study-level

Summarise results across multiple participants.

study_summary(): Summarise a zeitr_study across participants

Pipeline

Run the full analysis pipeline on one file or a directory.

run_pipeline(): Run the full actigraphy sleep analysis pipeline
run_pipeline_batch(): Run the pipeline on all files in a directory

Package

Package-level documentation.

zeitR zeitR-package: zeitR: Actigraphy Data Parsing and Analysis for R