Cohort selector

Select participants based on any field.

CohortSelector

 CohortSelector (base_path:str='/home/ec2-user/studies/hpp/',
                 cohort:str=None, errors:str='raise', **kwargs)

Class for selecting a subset of a cohort’s data based on a query.

Args:

base_path (str, optional): Base path of the datasets. Defaults to DATASETS_PATH.
cohort (str, optional): Name of the cohort. Defaults to COHORT.
errors (str, optional): Error action. Defaults to ERROR_ACTION.
**kwargs: Additional keyword arguments.

Attributes:

cohort (str): Name of the cohort.
base_path (str): Base path of the datasets.
errors (str): Error action.
kwargs: Additional keyword arguments.
ml (MetaLoader): MetaLoader object for loading metadata and data.

cs = CohortSelector(base_path='examples/')

cs.select('15 < ahi < 20 & total_sleep_time > 12000')

				ahi	total_sleep_time
participant_id	cohort	research_stage	array_index
9	10k	02_00_visit	2	18.39	23748.0
15	10k	00_00_visit	0	19.54	19230.0
30	10k	00_00_visit	0	18.52	25111.0
42	10k	00_00_visit	1	17.84	24966.0
49	10k	02_00_visit	0	17.58	21980.0
...	...	...	...	...	...
902	10k	02_00_visit	2	19.78	24162.0
914	10k	02_00_visit	2	17.54	26479.0
936	10k	00_00_visit	1	17.43	20865.0
941	10k	00_00_visit	0	17.82	17606.0
965	10k	00_00_visit	2	15.38	24390.0

78 rows × 2 columns