TY - JOUR AU - Jan, Show-Li AU - Shieh, Gwowen PY - 2019 DA - 2019/03/12 TI - Sample size calculations for model validation in linear regression analysis JO - BMC Medical Research Methodology SP - 54 VL - 19 IS - 1 AB - Linear regression analysis is a widely used statistical technique in practical applications. For planning and appraising validation studies of simple linear regression, an approximate sample size formula has been proposed for the joint test of intercept and slope coefficients. SN - 1471-2288 UR - https://doi.org/10.1186/s12874-019-0697-9 DO - 10.1186/s12874-019-0697-9 ID - Jan2019 ER -