R/maps.R

In powertools: Power and Sample Size Tools

#' maps dataframe
#'
#' Data from a subset of the participants in the study described in Bower JE et al. (2015),
#' Mindfulness meditation for younger breast cancer survivors: A randomized controlled trial.
#' Cancer, 121: 1231-1240. https://doi.org/10.1002/cncr.29194. The individuals are women
#' diagnosed with breast cancer at or before age 50. Participants completed assessments at
#' visits 1 (baseline), 2 and 3.
#'
#' @format A data frame with 68 rows and 38 variables:
#' \describe{
#'   \item{id}{Participant id}
#'   \item{pcs1}{SF-12 Health Survey Physical Component Score at visit 1 (higher means better)}
#'   \item{mcs1}{SF-12 Health Survey Mental Component Score at visit 1 (higher means better)}
#'   \item{psqi1}{Pittsburgh Sleep Quality Index global score at visit 1 (higher means worse)}
#'   \item{cesd1}{Center for Epidemiologic Studies Depression Scale at visit 1 (higher means worse)}
#'   \item{cesdhi1}{Indicator of CES-D score of 16 or higher, indicating risk for clinical depression (1 = yes, 0 = no)}
#'   \item{pss1}{Perceived Stress Scale at visit 1 (higher means worse)}
#'   \item{ies1}{Impact of Events Scale at visit 1 (higher means worse)}
#'   \item{pcs2}{SF-12 PCS at visit 2}
#'   \item{mcs2}{SF-12 MCS at visit 2}
#'   \item{psqi2}{PSQI at visit 2}
#'   \item{cesd2}{CES-D at visit 2}
#'   \item{cesdhi2}{Indicator of CES-D score of 16 or higher at visit 2}
#'   \item{pss2}{PSS at visit 2}
#'   \item{ies2}{IES at visit 2}
#'   \item{pcs3}{SF-12 PCS at visit 3}
#'   \item{mcs3}{SF-12 MCS at visit 3}
#'   \item{psqi3}{PSQI at visit 3}
#'   \item{cesd3}{CES-D at visit 3}
#'   \item{cesdhi3}{Indicator of CES-D score of 16 or higher at visit 3}
#'   \item{pss3}{PSS at visit 3}
#'   \item{ies3}{IES at visit 3}
#'   \item{chemo}{Received chemotherapy for breast cancer (1 = yes, 0 = no)}
#'   \item{radiation}{Received radiation therapy for breast cancer (1 = yes, 0 = no)}
#'   \item{interv_group}{Indicator of intervention group (1 = intervention, 0 = control)}
#'   \item{age_bl}{Age (years) at baseline (visit 1)}
#'   \item{rel_status}{Current relationship status (1 = partnered, 0 = not partnered)}
#'   \item{surgtype}{Type of breast cancer surgery (1 = mastectomy, 0 = lumpectomy)}
#'   \item{educ}{Level of education attained (1 = < college, 2 = college, 3 = >college)}
#'
#' }
"maps"