CI for treatment difference in continuous outcomes — calculate_diff

Derive mean difference and associated confidence intervals for continuous outcomes

calculate_diff_con(mean1, mean2, sd1, sd2, N1, N2, cl)

Arguments

mean1: (numeric)
Mean of measure in active treatment
mean2: (numeric)
Mean of measure in comparator treatment
sd1: (numeric)
Standard deviation of measure in active treatment
sd2: (numeric)
Standard deviation of measure in comparator treatment
N1: (numeric)
Total number of subjects in active treatment
N2: (numeric)
Total number of subjects in comparator treatment
cl: (numeric)
confidence level

Examples

calculate_diff_con(
  mean1 = 0.6, mean2 = 0.5, sd1 = 0.1, sd2 = 0.3,
  N1 = 400, N2 = 500, cl = 0.95
)
#> [2024-06-28 15:23:49] >
#> CI for treatment difference in continuous outcomes is calculated
#>   diff        se      lower     upper
#> 1  0.1 0.0156539 0.06927751 0.1307225