News for Package sasLM

Version 0.10.7 (2024-09-28)

• CumAlpha function improved to handle chaning z values and arbitrary time points.

• OBFBound function added for exact O'Brien-Flemming bounds.

• GLM function validated again, and the result is OK.

Version 0.10.6 (2024-07-22)

• Thanks to Pete Laud, RDmn and RRmn are corrected. ORmn will be improved further later.

Version 0.10.5 (2024-10-02)

• RDmn1 for extreme case (R1=1, R2=1) fixed.

Version 0.10.4 (2024-05-31)

• g2inv function bug with p=0 fixed.

Version 0.10.3 (2024-05-01)

• UNIV can compute geometric mean and CV excluding NA values

Version 0.10.2 (2024-02-23)

• g2inv function for generalized type 2 inverse matrix for non-square matrix is newly introduced.

• G2SWEEP checks if the input is a square matrix.

Version 0.10.1 (2024-01-24)

• dunnett adjustment no longer use Miwa algorithm

Version 0.10.0 (2023-11-19)

• Functions for group sequential design (seqBound, CumAlpha, PocockBound, Drift, ExitP, seqCI) are added.

• If the matrix dimension for Dunnett test is less than 11, Miwa algorithm is used for multi-variate t distribution.

Version 0.9.12 (2023-09-08)

• RRinv revised

Version 0.9.11 (2023-08-09)

• RDmn1 can handle more extreme cases.

Version 0.9.10 (2023-07-10)

• Typo correction

Version 0.9.9 (2023-06-05)

• TTEST, mtest, tmtest, ztest, vtest functions are added.

• Every time just before calling mvtnorm::pmvt, mvtnorm::qmvt, set.seed(5) is called.

Version 0.9.8 (2023-05-05)

• RanTest with no fixed effect and only 1 random effect return correct result.

• T3test supports H and E options

• LIbin, LIpois, LInorm, and RDLI are removed, and will be included in a separate package.

Version 0.9.7 (2023-04-05)

• Skewness function revised.

• Bugs of some cases at RDmn1, RDmn, ORmn1, ORmn are fixed.

• LIbin, LIpois, LInorm, and RDLI are introduced.

Version 0.9.6 (2023-03-06)

• RanTest function added for test with random effect.

• T3MS will be deprecated soon. Use EMS instead.

• SLICE function's options are renamed.

• Typos in manual are corrected.

Version 0.9.5 (2023-02-06)

• GLM, REG, aov1, aov2, aov3 functions return yhat and residuals with Resid=TRUE option.

• aov1, aov2, aov3 functions return beta coefficients with BETA=TRUE option.

• T3test is significantly improved for complex cases.

• RDmn handles more extreme values.

• LSM plotting order is ascending by default.

Version 0.9.4 (2023-01-07)

• ORmn: Special cases of OR - 0, infinity or NaN - are checked in the input.

Version 0.9.3 (2022-11-04)

• GLM and REG supports weighted regression with WEIGHTS option.

• REG displays tests using HC0, HC3, and White's first and second moment specification test.

• Code refactored to cope better with a singular or ill-conditioned matrix.

• Some unused arguments such as eps (in GLM, REG, aov1, aov2, and aov3) are removed.

• e1, e2, e3 arguments are simplified to reduce unnecessary calculation.

Version 0.9.2 (2022-10-05)

• corFisher function for correlation test by Fisher's Z transformation is added.

• RDmn, RRmn, ORmn use MN weights for point estimates also.

• RDmn1 finds confidence interval better.

• Some typo fixed.

Version 0.9.1 (2022-09-05)

• RDinv, RRinv, ORinv, ORcmh for stratified or meta-analysis of 2x2 are added.

• GLM reports adjusted R-squared

• QuartileRange returns type 2 IQR by default.

• UNIV returns MAD and type 2 IQR too.

• Coll calculates like SAS, not like SPSS

• lfit help updated

Version 0.9.0 (2022-08-05)

• RD, RR, OR, RDmn1, RRmn1, ORmn1, RDmn, RRmn, ORmn functions for 2x2 table with or without stratification are added.

Version 0.8.1 (2022-05-10)

• Description corrected in satt help.

Version 0.8.0 (2022-03-21)

• GLM function's arguments changed: SOLUTION to BETA, LSMEANS to EMEAN

Version 0.7.0 (2022-03-14)

• ANOVA function is removed, because it is almost a duplicate of GLM function.

• GLM function's arguments changed.

Version 0.6.7 (2022-03-12)

• Descriptive statistics functions such as N, Mean, SD, SEM, Min, Max, Median, UCL, LCL, trimmedMean, Range, QuartileRange, Skweness, SkewnessSE, Kurtosis, KurtosisSE now accept a non-numeric vector that can be converted to a numeric vector.

• A bug with no incercept model in e3 is fixed.

Version 0.6.6 (2022-02-19)

• A bug at "adj" option in LSM fixed, which also affects GLM.

• PLOT option related codes are revised.

Version 0.6.5 (2022-01-20)

• UNIV added for descriptive statistics

Version 0.6.4 (2021-11-25)

• G2SWEEP became faster for large sparse matrix

Version 0.6.3 (2021-09-18)

• REG function warns in case of completely aliased model and data and increases epsilon tolerance to 1e-5.

Version 0.6.2 (2021-08-19)

• Diffogram and plotDiff option 'Title' removed. Use 'main' option instead.

Version 0.6.1 (2021-07-15)

• Descriptive statistic functions (Mean, SD, ...) return NA with inappropriate inputs.

• geoMean and geoCV added

• reverse option added to PDIFF

Version 0.6.0 (2021-06-15)

• Diffogram added

• PLOT option added to LSM and PDIFF

• LSM supports grouping when a term is specified.

• PDIFF and est support common multiple comparison methods, such as "lsd"(no adj), "bon", "tukey", "scheffe", "duncan", and "dunnett".

• ESTM function added.

• CONTR function added.

• SLICE function added.

• satt changed the way of weights calculation. Now, one can give integer weights.

• lsm now properly supports models without intercept.

• e2 now properly supports single factor models (Type II SS of Oneway ANOVA) without intercept.

• Checks inputs and errors during calculation more.

Version 0.5.3 (2021-05-15)

• aov2 and e2 support no intercept model.

• aov1, aov3, ANOVA, GLM handle no intercept model properly.

• A column of estimability will be shown when some coefficients are not estimable in REG and GLM.

Version 0.5.2 (2021-04-15)

• Some errata in help/manual are corrected.

• CV (coefficient of variation) in percentage added.

• cSS has now m arguments for non-zero mean hypothesis.

• A bug with no intercept model in lr fixed.

• Incomplete interaction term names of PDIFF fixed.

Version 0.5.1 (2021-03-15)

• LSM does not show estimates which are not estimable, and supports more models

• est has more arguments to test estimability

Version 0.5.0 (2021-02-15)

• lr0 function for simple linear regressions with each independent variable

Version 0.4.1 (2021-02-15)

• lr function for linear regression with g2 inverse

• tsum wrapper function for tsum0, tsum1, tsum2, tsum3

• bt function removed to remove dependency on knitr

• NOINT option in REG, ModelMatrix is removed. Use conventional R formula.

• Order of coefficients (parameters) changed to be more similar to SAS.

• T3MS revived.

• EMS has different arguments from T3MS.

Version 0.4.0 (2021-01-29)

• GLM function now has lsm option for least square mean

• LSM function added for Least Square Means in SAS

• PDIFF to do pairwise comparison

• BY function to run functions by levels of a variable

• tsum0, tsum1, tsum2, tsum3 functions for the summary table of a continuous dependent variable

• bk function to beautify the output of knitr::kable()

• bt function to beautify the output of tsum2, tsum3

• G2SWEEP function explained

• regD function optimized

• T3MS renamed as EMS, because it can handle other types also.

• CIest function's arguments and return values changed.

Version 0.3.0 (2021-01-16)

• regD function added for influence diagnostics

Version 0.2.1 (2020-09-27)

• T3test a bug fixed for one row table

• CIest added for confidence interval estimation

Version 0.2.0 (2020-09-18)

• e3 function revised for RANDOM test functionality

• satt added for Satterthwaite approximation

• T3MS added for Type 3 Expected Mean Square formula

• T3test added for hypothesis test with different error term

Version 0.1.4 (2020-06-02)

• Unnecessary lines in source removed

• Contrast input for cSS changed from column vectors to row vectors.

• REG can return lfit result with summarize=FALSE argument.

Version 0.1.3 (2020-05-13)

• Type III SS function improved

• Miscellaneous errata corrected

Version 0.1.2 (2020-04-13)

• Code refactored

Version 0.1.1 (2020-04-08)

• An erratum is fixed

Version 0.1.0 (2020-04-08)

• First version

• TO DO: Function to add - e4, aov4

• TO DO: Items to add - R2, R2ADJ - v0.4.1 lr does this.