I'd say no, it'd just be too complicated of a process to isolate that data from a backup file to be able to restore. As Rube mentioned a single post spans multiple tables, so a single post being removed would remove data from at least the FILES FORUM_LAST_VISIT POSTS TOPICS tables.

I am a Web Development Contractor, I do not work for UBBCentral. I have provided free User to User Support since the beginning of these support forums.
Do you need Forum Install or Upgrade Services?
Forums: A Gardeners Forum, Scouters World
UBB.threads: UBBWiki, UBB Styles, UBB.Sitemaps
Longtime Supporter & Resident Post-A-Holic
VNC Web Services: Code Modifications, Upgrades, Styling, Coding Services, Disaster Recovery, and more!