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. 2019 Jul 9;9(7):e026733. doi: 10.1136/bmjopen-2018-026733

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© Author(s) (or their employer(s)) 2019. Re-use permitted under CC BY-NC. No commercial re-use. See rights and permissions. Published by BMJ.

This is an open access article distributed in accordance with the Creative Commons Attribution Non Commercial (CC BY-NC 4.0) license, which permits others to distribute, remix, adapt, build upon this work non-commercially, and license their derivative works on different terms, provided the original work is properly cited, appropriate credit is given, any changes made indicated, and the use is non-commercial. See: http://creativecommons.org/licenses/by-nc/4.0/.

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Classification tree of χ² automatic interaction detection for OPP for LTC services not covered by insurance. The dendogram illustrates the combinations of independent variables to clarify who need more LTC services without insurance. ADL, Activities of Daily Living; IADL, Instrumental Activities of Daily Living; LTC, long-term care; OPP, out-of-pocket payments.