This video covers how to use simple logistic regression in SPSS to generate risk difference at its 95% confidence interval. This requires the use of the generalized linear models function instead of the logistic regression function under regression.
Data link: https://docs.google.com/spreadsheets/d/1Idax7iFigS0Od12YPBfLo9dfGpwN5_0x6Pr7i002h-A/view?usp=sharing