summarizing data

categorical, 112–114

numerical, 114–123

survival, 302–316

summary statistics, 111

surveillance, 89–90

survival analysis, 13, 68, 301

survival curve shapes, 329–330

survival data, 208, 301–306, 337, 343

survival rate, 305, 364

survival regression

concepts of, 329–335

definition of, 210

evaluating, 337–343

sample size for, 346–347

using, 335–336

when to use, 328–329, 343

survival time, 301–306, 317–325

symbolic constants, 17

symmetry, 115

synergy, 245–247

systematic error, 37

systematic sampling, 82–83

systemic reviews, 97–98

systolic blood pressure (SBP)

comparing, 39

effect of drugs on, 62, 123–125

relation between weight and, 218–229

variable name of, 18

T

t tests, 41–42, 47–49, 142–152, 362–363

t value, 242

Tableau, 57, 60