pat2vec.util.helper_functions

Functions

`extract_nhs_numbers`(input_string)	Extracts all occurrences of "NHS" followed by a 10-digit number.
`get_search_client_idcode_list_from_nhs_number_list`(...)	Retrieves a unique list of hospital IDs from a list of NHS numbers.

pat2vec.util.helper_functions.extract_nhs_numbers(input_string)[source]

Extracts all occurrences of “NHS” followed by a 10-digit number.

The function searches for the pattern “NHS” followed by a 10-digit number, which may contain spaces. It then cleans the extracted numbers by removing any spaces.

Parameters:: input_string (str) – The string to search for NHS numbers.
Return type:: List[str]
Returns:: A list of all extracted 10-digit NHS numbers as strings.

Examples

>>> extract_nhs_numbers("NHS 123 456 7890")
['1234567890']
>>> extract_nhs_numbers("NHS 123 456 7890 and NHS 098 765 4321")
['1234567890', '0987654321']

pat2vec.util.helper_functions.get_search_client_idcode_list_from_nhs_number_list(nhs_numbers, pat2vec_obj)[source]

Retrieves a unique list of hospital IDs from a list of NHS numbers.

This function uses a pat2vec_obj to perform a cohort search against an index (e.g., ‘pims_apps*’) to find the corresponding ‘HospitalID’ for each ‘PatNHSNo’ in the provided list.

Parameters:

nhs_numbers (List[str]) – A list of NHS numbers to search for.
pat2vec_obj (Any) – An object with a cohort_searcher_with_terms_and_search method for querying the data source.

Return type:

List[str]

Returns:

A unique list of hospital IDs found for the given NHS numbers.