[Jeff22]

Check out

Fighting Smarter: A practical Guide for Surviving Violent Confrontations
By Tom Givens (revised 3rd edition)
(Memphis, Tennessee; Rangemaster, Inc; 29 January 2015)

Chapter 13 – Training Priorities (pages 95 to 105)

In summary, his recommendations:

I would suggest the following as the skills that a private citizen should work toward competency in:

 Fast, effective, and reliable presentation of the handgun from concealment.
 The ability to accurately place several quick shots into an anatomically important area of the target at a distance of 3 to 5 yards.
 The ability to place an anatomically important hit in a reasonable amount of time beyond 7 yards out to at least 25 yards.
 The ability to reload the handgun quickly and efficiently, especially if it holds less than 10 rounds.
 The ability to rapidly move off the line of force (sidestep) without hindering the presentation of the pistol from concealment.