Description Usage Arguments Examples
A function that takes a single dependent variable with a vector of explanatory variable names (continuous or categorical variables) to produce a final table for publication including summary statistics, univariable and multivariable logistic or Cox Proportional Hazards regression analyses.
1 2 | summarizer(df, dependent, explanatory, explanatory.multi=NULL,
random_effect=NULL, metrics=FALSE)
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df |
Dataframe |
dependent |
Character vector of length 1: name of depdendent variable. Can be survival object of form |
explanatory |
Character vector of any length: name(s) of explanatory variables |
explanatory.multi |
Character vector of any length: name of subset of explanatory variables for multivariable analysis only (must only contain variables contained in |
random_effect |
Character vector of length 1: name of random effects variable. When included mixed effects model generated ( |
metrics |
Logical: include useful model metrics in output in publication format |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 | library(tidyverse)
library(summarizer)
# Summary, univariable and multivariable analyses of the form:
# glm(depdendent ~ explanatory, family="binomial")
# glmuni(), glmmulti(), glmmixed(), glmmultiboot(), coxphuni(), coxphmulti()
data(colon_s) # Modified from survival::colon
explanatory = c("age.factor", "sex.factor", "obstruct.factor", "perfor.factor")
dependent = 'mort_5yr'
colon_s %>%
summarizer(dependent, explanatory)
# Multivariable analysis with subset of explanatory variable set used in univariable analysis
explanatory = c("age.factor", "sex.factor", "obstruct.factor", "perfor.factor")
explanatory.multi = c("age.factor", "obstruct.factor")
dependent = 'mort_5yr'
colon_s %>%
summarizer(dependent, explanatory, explanatory.multi)
# Summary, univariable and multivariable analyses of the form:
lme4::glmer(dependent ~ explanatory + (1 | random_effect), family="binomial")
explanatory = c("age.factor", "sex.factor", "obstruct.factor", "perfor.factor")
explanatory.multi = c("age.factor", "obstruct.factor")
random.effect = "hospital"
dependent = 'mort_5yr'
colon_s %>%
summarizer(dependent, explanatory, explanatory.multi, random.effect)
# Include model metrics:
colon_s %>%
summarizer(dependent, explanatory, explanatory.multi, metrics=TRUE)
# Summary, univariable and multivariable analyses of the form:
survival::coxph(dependent ~ explanatory)
explanatory = c("age.factor", "sex.factor", "obstruct.factor", "perfor.factor")
dependent = "Surv(time, status)"
colon_s %>%
summarizer(dependent, explanatory)
# Rather than going all-in-one, any number of subset models can be manually added on to a
# summary.factorlist() table using summarizer.merge().
# This is particularly useful when models take a long-time to run or are complicated.
# Note requirement for glm.id=TRUE. `fit2df` is a subfunction extracting most common models to a dataframe.
explanatory = c("age.factor", "sex.factor", "obstruct.factor", "perfor.factor")
explanatory.multi = c("age.factor", "obstruct.factor")
random.effect = "hospital"
dependent = 'mort_5yr'
# Separate tables
colon_s %>%
summary.factorlist(dependent, explanatory, glm.id=TRUE) -> example.summary
colon_s %>%
glmuni(dependent, explanatory) %>%
fit2df(estimate.suffix=" (univariable)") -> example.univariable
colon_s %>%
glmmulti(dependent, explanatory) %>%
fit2df(estimate.suffix=" (multivariable)") -> example.multivariable
colon_s %>%
glmmixed(dependent, explanatory, random.effect) %>%
fit2df(estimate.suffix=" (multilevel") -> example.multilevel
# Pipe together
example.summary %>%
summarizer.merge(example.univariable) %>%
summarizer.merge(example.multivariable) %>%
summarizer.merge(example.multilevel) %>%
select(-c(glm.id, index)) -> example.final
example.final
# Cox Proportional Hazards example with separate tables merged together.
explanatory = c("age.factor", "sex.factor", "obstruct.factor", "perfor.factor")
explanatory.multi = c("age.factor", "obstruct.factor")
dependent = "Surv(time, status)"
# Separate tables
colon_s %>%
summary.factorlist(dependent, explanatory, glm.id=TRUE) -> example2.summary
colon_s %>%
coxphuni(dependent, explanatory) %>%
fit2df(estimate.suffix=" (univariable)") -> example2.univariable
colon_s %>%
coxphmulti(dependent, explanatory.multi) %>%
fit2df(estimate.suffix=" (multivariable)") -> example2.multivariable
# Pipe together
example2.summary %>%
summarizer.merge(example2.univariable) %>%
summarizer.merge(example2.multivariable) %>%
select(-c(glm.id, index)) -> example2.final
example2.final
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