| Answer | Brita or other pitcher water filter | LA14191-3 |
| Answer | Ceramic or charcoal filter | LA14192-1 |
| Answer | Water softener | LA14193-9 |
| Answer | Aerator | LA14194-7 |
| Answer | Reverse osmosis | LA14195-4 |
| Answer | Refused | LA4389-8 |
| Answer | Don't know | LA12688-0 |
| answers-for | Which of these water treatment devices are now used in your home [PhenX] | 63724-9 |
| LONG_COMMON_NAME | en-US | PhenX06_09_water treatment |
LOINC Version: 2.77
FHIR