1Division of Hematology and Oncology, Department of Internal Medicine, Kyung Hee University College of Medicine, Seoul, Korea
2Department of Preventive Medicine, Ulsan University College of Medicine, Seoul, Korea
3Division of Hematology and Oncology, Department of Internal Medicine, Chungnam National University Sejong Hospital, Chungnam National University College of Medicine, Sejong, Korea
4Division of Hematology and Oncology, Department of Internal Medicine, National Medical Center, Seoul, Korea
5Division of Hematology and Oncology, Department of Internal Medicine, Hanyang University College of Medicine, Seoul, Korea
6Division of Hematology and Oncology, Department of Internal Medicine, Seoul National University Bundang Hospital, Seoul National University College of Medicine, Seongnam, Korea
7Korea National Institute for Bioethics Policy, Seoul, Korea
8Division of Hematology and Oncology, Department of Internal Medicine, Chungnam National University Hospital, Chungnam National University College of Medicine, Daejeon, Korea
Copyright © 2021 by the Korean Cancer Association
This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/4.0/) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
Ethical Statement
This study was reviewed and approved by the Ethics Committee of the National Evidence-Based Healthcare Collaborating Agency (NA19-008) and the Kangdong Sacred Heart Hospital (2019-12-013). The informed consent by patients was waived because all the information was tabulated in anonymized and deidentified fashion.
Author Contributions
Conceived and designed the analysis: Baek SK, Kim HJ, Kown JH, Lee HY, Won YW, Kim YJ, Ryu H.
Collected the data: Baek SK, Kown JH, Lee HY, Won YW, Kim YJ, Baik S.
Contributed data or analysis tools: Baek SK, Kown JH, Lee HY, Won YW, Kim YJ.
Performed the analysis: Baek SK, Kim HJ, Kown JH.
Wrote the paper: Baek SK, Kim HJ.
Conflicts of Interest
Conflict of interest relevant to this article was not reported.
Form 1 (n=11,531)a) | Form 11 (n=10,976)b) | Form 12 (n=12,551)c) | |
---|---|---|---|
Time interval compared to form 13 | |||
Mean±SD (range, day) | 8.6±23.6 (−223 to 354) | 1.0±9.5 (−304 to 219) | 1.5±9.7 (−263 to 276) |
Filled out on a same day with form 13 | 6,511 (56.6) | 8,965 (81.7) | 9,595 (76.4) |
Filled out on a different day from form 13 | |||
Before form 13 (correct order) | 4,906 (42.5) | 1,754 (16.0) | 2,672 (21.3) |
Mean±SD (range, day) | 20.6±32.2 (1 to 354) | 8.4±17.3 (1 to 219) | 8.1±17.6 (1 to 276) |
After form 13d) (reversed order) | 114 (1.0) | 257 (2.3) | 284 (2.3) |
Mean±SD (range, day) | −16.2±30.5 (−223 to −1) | −14.0±34.2 (−304 to −1) | −12.0±25.2 (−263 to −1) |
Values are presented as number (%) unless otherwise indicated. SD, standard deviation.
a) Among patients who completed both form 1 and form 13 (including patients who also filled out forms 11 or 12),
b) Among patients who completed both form 11 and form 13 (including patients who also filled out forms 1 or 12),
c) Among patients who completed both form 12 and form 13 (including patients who also filled out forms 1 or 11),
d) In the reversed order that doctor wrote form 13, then forms 1, 11, or 12.
Details | Form No. 1 | Form No. 9 | Form No. 10 | Form No. 11 | Form No. 12 | Form No. 13 |
---|---|---|---|---|---|---|
Patient | ||||||
Name | ○ | ○ | ○ | ○ | ○ | ○ |
Resident registration No. | ○ | ○ | ○ | ○ | ○ | × |
Birth date | × | × | × | × | × | ○ |
Diagnosis | × | ○ | × | × | × | × |
Expressive ability | × | × | ○ | × | × | × |
Address | ○ | × | × | × | × | × |
Phone number | ○ | × | × | × | × | × |
Disease status | ○ | × | × | × | × | × |
Doctor | ||||||
Name | ○ | ○ | × | × | × | ○ |
Certification No. | ○ | ○ | × | × | × | ○ |
Institution | ○ | ○ | × | × | × | ○ |
Decision content | × | ○ | × | × | × | × |
Decision date | × | ○ | × | × | × | × |
Signature | × | ○ | × | × | × | × |
Specialist doctor | ||||||
Name | × | ○ | × | × | × | × |
Specialized part | × | ○ | × | × | × | × |
Board No. | × | ○ | × | × | × | × |
Institution | × | ○ | × | × | × | × |
Decision content | × | ○ | × | × | × | × |
Decision date | × | ○ | × | × | × | × |
Signature | × | ○ | × | × | × | × |
Family members | ||||||
No. of family members | × | × | × | ○ | × | × |
Statement of family member about the patient’s intention for LST | × | × | × | ○ Name statement |
× | × |
Confirmation of family member about the other one’s statements | × | × | × | ○ Name, relationship to patient, resident registration No., phone No., signature |
× | × |
Information on family members | × | × | × | × | ○ Name, relationship to patient, resident registration No., phone No., signature |
× |
Institution | ||||||
Name | × | × | × | × | × | ○ |
Nursing No. | × | × | × | × | × | ○ |
Location | × | × | × | × | × | ○ |
Phone No. | × | × | × | × | × | ○ |
Time and date | × | × | × | × | × | × |
Four items relating to LST decisions | ||||||
Cardiac resuscitation, mechanical ventilation, hemodialysis, anti-cancer drugs | ○ | × | × | ○ | ○ | ○ |
Plan for hospice service | ○ | × | × | × | × | × |
Doctor’s description required by law | ||||||
Legal descriptions | ○ | × | × | × | × | × |
Confirmation method | ○ | × | × | × | × | × |
Doctor’s confirmation | ○ Date, name, signature |
× | × | × | × | × |
Access rights to LST plan | ○ | × | × | × | × | × |
Verification of patient’s intention | ||||||
Confirmation of LST | × | × | ○ | × | × | ○ |
Date | × | × | ○ | × | × | × |
Registration No. | × | × | ○ | × | × | × |
Name of the subject who completed the form | ||||||
Doctor | ○ Date, name, signature |
○ Date, name, signature |
○ Date, name, institution, certification No., signature |
○ Date, name, institution, certification No., signature |
○ Date, name, institution, certification No., signature |
○ Date, name, signature |
Specialist doctor | × | × | ○ Date, name, institution, specialized part, board No. signature |
○ Date, name, institution, specialized part, board No. signature |
○ Date, name, institution, specialized part, board No. signature |
× |
LST, life-sustaining treatment.
Type of documentation | Self-determination | Family determination | p-value | |
---|---|---|---|---|
|
| |||
Form 1 | Form 11 | Form 12 | ||
No. of cases | 11,413 | 10,859 | 12,440 | |
| ||||
Cardiac resuscitation | ||||
| ||||
Marked | 11,369 (99.6) | 10,834 (99.7) | 12,374 (99.4) | 0.943 |
| ||||
Unmarked | 44 (0.4) | 25 (0.3) | 66 (0.6) | |
| ||||
Mechanical ventilation | ||||
| ||||
Marked | 11,286 (98.9) | 9,211 (84.9) | 9,201 (74.0) | < 0.001 |
| ||||
Unmarked | 127 (1.2) | 1,648 (15.2) | 3,239 (26.1) | |
| ||||
Hemodialysis | ||||
| ||||
Marked | 10,593 (92.9) | 9,016 (83.1) | 9,653 (77.6) | < 0.001 |
| ||||
Unmarked | 820 (7.2) | 1,843 (17.0) | 2,787 (22.5) | |
| ||||
Anti-cancer drugs | ||||
| ||||
Marked | 8,890 (77.9) | 6,497 (59.9) | 6,511 (52.4) | < 0.001 |
| ||||
Unmarked | 2,523 (22.2) | 4,362 (40.1) | 5,929 (47.7) | < 0.001 |
Values are presented as number (%). LST, life-sustaining treatment.
Form 1 (n=11,531) |
Form 11 (n=10,976) |
Form 12 (n=12,551) | |
---|---|---|---|
Time interval compared to form 13 | |||
Mean±SD (range, day) | 8.6±23.6 (−223 to 354) | 1.0±9.5 (−304 to 219) | 1.5±9.7 (−263 to 276) |
Filled out on a same day with form 13 | 6,511 (56.6) | 8,965 (81.7) | 9,595 (76.4) |
Filled out on a different day from form 13 | |||
Before form 13 (correct order) | 4,906 (42.5) | 1,754 (16.0) | 2,672 (21.3) |
Mean±SD (range, day) | 20.6±32.2 (1 to 354) | 8.4±17.3 (1 to 219) | 8.1±17.6 (1 to 276) |
After form 13 |
114 (1.0) | 257 (2.3) | 284 (2.3) |
Mean±SD (range, day) | −16.2±30.5 (−223 to −1) | −14.0±34.2 (−304 to −1) | −12.0±25.2 (−263 to −1) |
Values are presented as number (%) unless otherwise indicated. SD, standard deviation.
a)Among patients who completed both form 1 and form 13 (including patients who also filled out forms 11 or 12),
b)Among patients who completed both form 11 and form 13 (including patients who also filled out forms 1 or 12),
c)Among patients who completed both form 12 and form 13 (including patients who also filled out forms 1 or 11),
d)In the reversed order that doctor wrote form 13, then forms 1, 11, or 12.
LST, life-sustaining treatment.
Values are presented as number (%). LST, life-sustaining treatment.
Values are presented as number (%) unless otherwise indicated. SD, standard deviation. Among patients who completed both form 1 and form 13 (including patients who also filled out forms 11 or 12), Among patients who completed both form 11 and form 13 (including patients who also filled out forms 1 or 12), Among patients who completed both form 12 and form 13 (including patients who also filled out forms 1 or 11), In the reversed order that doctor wrote form 13, then forms 1, 11, or 12.