Civilian injuries in Gaza similar to those of soldiers in war zones, study finds
theguardian.com
theguardian.com
Wikipedia's article on WW II casualties begins: "Civilian deaths totaled 50–55 million. Military deaths from all causes totaled 21–25 million."
https://en.wikipedia.org/wiki/World_War_II_casualties
That's about 2:1. The article cites estimates in Gaza of 15:1.
The two conflicts are very different, so I don't know if that's really an apples-to-apples comparison. But that's what my research turned up.
Providing yet more evidence of IDF deliberately targeting civilians/children and in horrifying ways.