Causes of mortality between birth and age 5 years:

http://www.who.int/gho/child_health/mortality/causes/en/

No herpes? Who would have thought?

Only STD is HIV? Who would have thought?

Causes of mortality ages 5 to 14 years:

https://ourworldindata.org/causes-of-death

No herpes? Who would have thought?

Only STD is HIV? Who would have thought?

(Hepatitis can be sexually transmitted; but it is also transmitted over several non sexual ways, so it cannot be inferred that it should add to STDs. Even if it were added, it's still a small rate)