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. 2017 Dec 21;7(12):e015708. doi: 10.1136/bmjopen-2016-015708

Table 2.

Familiarity with and presence of advance directives (separate for living wills and for healthcare proxies), separately for outpatients from a university clinic and for outpatients from private practices

Outpatients from a university clinic
(N1=2158)
Outpatients from private practices
(N2=649)
Familiarity with living will (n1=2146; n2=638) 1993 (93) 601 (94)
Familiarity with healthcare proxy (n1=2132; n2=634) 1374 (64) 452 (71)
Presence of a living will (n1=1990; n2=597) 600 (30) 181 (30)
Presence of a healthcare proxy (n1=1366; n2=443) 467 (34) 150 (34)

Sample sizes (n1, n2) for particular variables differ from the total sample sizes (N1, N2) due to missing values. For all variables, the numbers of participants (percentages in brackets) are given