[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

From |
"Friedrich Huebler" <fhuebler@gmail.com> |

To |
statalist@hsphsun2.harvard.edu |

Subject |
Re: st: Re: Kaplan Meier plot: adding vertical line at median survival |

Date |
Sun, 2 Nov 2008 21:12:23 -0500 |

Michael, See -help legend order-. You can suppress legend entries by omitting them from the list. . sts graph, by(drug) addplot((pci -0.035 `a1' 0.5 `a1' -0.035 `a2' 0.5 `a2' -0.035 `a3' 0.5 `a3', lcolor(black) legend(order(1 2 3)))) yline(0.5, lpattern(dash)) Friedrich On Sun, Nov 2, 2008 at 6:14 PM, Michael McCulloch <mm@pinest.org> wrote: > Thanks Martin! This works splendidly. May I ask: the legend adds another > group entitled "y/yb", which seems to refer to the vertical lines created. > Is there a way to suppress this? > Michael > >> You could also automate some of your calculations: >> >> ********** >> sysuse cancer.dta, clear >> stset studytime >> levelsof(drug), loc(levdrug) >> foreach lev of loc levdrug{ >> _pctile studytime if drug==`lev' >> loc a`lev'=r(r1) >> } >> sts graph, by(drug) addplot((pci -0.035 `a1' 0.5 `a1' -0.035 `a2' 0.5 `a2' >> -0.035 `a3' 0.5 `a3', lcolor(black))) yline(0.5, lpattern(dash)) >> ********** >> >> HTH >> Martin >> _______________________ >> ----- Original Message ----- From: "Michael McCulloch" <mm@pinest.org> >> To: "Statalist" <statalist@hsphsun2.harvard.edu> >> Sent: Sunday, November 02, 2008 4:04 AM >> Subject: st: Kaplan Meier plot: adding vertical line at median survival >> >>> Greetings, >>> I'd like to plot a Kaplan Meier graph with a vertical line at the point >>> of median survival, where the line begins at the x-axis and ends at the >>> point where that vertical line intersects the survival curve. >>> >>> For example: >>> sysuse cancer.dta >>> stset studytime >>> sts graph, by(drug) >>> >>> In this example, for drug2 median survival is at 13 months, and for >>> drug3, at 25 months, so I'd . >>> Is this possible within the -sts graph- command? I'm using v9.2 and so >>> don't have the manual graphical editing features of v10. >>> >>> Thank you. >>> >>> -- >>> >>> Best wishes, >>> Michael McCulloch * * For searches and help try: * http://www.stata.com/help.cgi?search * http://www.stata.com/support/statalist/faq * http://www.ats.ucla.edu/stat/stata/

**Follow-Ups**:**Re: st: Re: Kaplan Meier plot: adding vertical line at median survival***From:*Michael McCulloch <mm@pinest.org>

**References**:**st: Re: Kaplan Meier plot: adding vertical line at median survival***From:*"Martin Weiss" <martin.weiss1@gmx.de>

- Prev by Date:
**Re: st: Re: Kaplan Meier plot: adding vertical line at median survival** - Next by Date:
**Re: st: comparing -ltable- and -sts list-** - Previous by thread:
**Re: st: Re: Kaplan Meier plot: adding vertical line at median survival** - Next by thread:
**Re: st: Re: Kaplan Meier plot: adding vertical line at median survival** - Index(es):

© Copyright 1996–2016 StataCorp LP | Terms of use | Privacy | Contact us | What's new | Site index |