NEWS

---

flexrsurv 2.0.18 (2024-02-09)

• confidence levels are computed in predict()
• bug fixes (getPseudoHazardFromTable)

flexrsurv 2.0.17 (2023-06-02)

• the package is now encoded in UTF-8

flexrsurv 2.0.16 (2023-04-04)

• new method extractAIC.flexrsurv
• bug correction in getPsuedoHazardFromTable and getBrassPseudoHazardFromTable
• corrections needed for R 4.3

flexrsurv 2.0.15

• code review and optimization for spline basis used in life table correction model
• new spline basis for life table correction model : linear-tailed B-spline basis

flexrsurv 2.0.14

• exact constraint for restricted spline with degree less than 3
• use of nloptr in case of table correction model

flexrsurv 2.0.13 (2022-11-25)

• flexrsurvclt now use the parameter lower and upper in case of no table correction model

flexrsurv 2.0.12

• minor corrections, the method predictSpline is now exported

flexrsurv 2.0.11 (2022-08-24)

• minor corrections, test for availability of suggested packages in examples

flexrsurv 2.0.10

• bug correction for restricted spline with degree less than 3

flexrsurv 2.0.9

• method to extract life table correction model from a flexrsurvclt fit
• method to compute the values of a spline function

flexrsurv 2.0.8 (2022-06-13)

• corrections needed for R 4.3

flexrsurv 2.0.7

• minor corrections

flexrsurv 2.0.6

• corrections in warning messages
• add n, nobs, nevent to returned objects

flexrsurv 2.0.5

• update S3 class flexrsurv.mle

flexrsurv 2.0.4

• new contraints for the parameters of the correction model
• new S3 method vcov.flexrsurv

flexrsurv 2.0.3

• minor corrections

flexrsurv 2.0.1

• period-model for correcting the population life table

flexrsurv 2.0.0

• model for correcting the population life table
• weighted cumulative exposure effect
• function to retrieve hazard and cumulative hazard in a table

flexrsurv 1.4.5 (2020-02-19)

• minor corrections in help pages

flexrsurv 1.4.4 (2019-12-19)

• code optimisation
• S3 methods logLik() et nobs()
• code corrections to make the test pass when _R_CHECK_LENGTH_1_CONDITION_ is set to true

flexrsurv 1.4.3

• rename several C functions

flexrsurv 1.4.2

• implementation of Gauss Legendre quadrature
• bug corrections in predict.flexrsurv() in case of NPHNLL effect

flexrsurv 1.4.1 (2017-05-18)

• registration of native routines

flexrsurv 1.3.7

• New predict() S3 method for fexrsurv objects produced by flexrsurv() see help(predict.flexrsurv)
• Change in the default values of the boundary knots of the time (Boundary.knots.t) in NPH and NPHNLL terms. The default is now the boundary knots of the baseline hazard.
• Fix issue when the variance matrix cannot be computed
• New dependecy: package:formula.tools in Depends and package:ggplot2 in suggested

flexrsurv 1.3.3 (2016-04-26)

• First version released on CRAN