The phrase "double checked for" is a perfectly acceptable and usable phrase in written English.
It can be used to indicate that something was checked more than once to ensure accuracy or thoroughness. For example: "I double checked for mistakes before submitting my paper."
All data was double checked for accuracy by two investigators.
I double checked for competing mouse drivers, switched up native sensitivity, changed the DPI, changed the mouse pad to a SteelSeries one, nothing I did could make it stop wiggling.
After climbing a platform, you're locked into a seat harness, double checked for latching, and away you go zipping through the jungle.
Ten percent of the entries were double checked for errors.
Data was double checked for validity by both the research assistant (AL) and the first author (CU) on several occasions during the study period.
Accurate measurement of small differences in virulence required taking many steps to reduce experimental error: suspensions were based on the number of viable conidia and were double checked for accuracy, the weight and age of larvae were kept within a narrow range, and three replicates were performed.
County officials were so concerned that they ordered those 71 tests rescored by hand, to double-check for grading errors.
CNN devised its own election system in crucial precincts as a way to double-check for flaws in the news service data last month.
The monitor serves as a way for the commanding officer and other officers stationed at the periscopes to immediately double-check for the presence of other vessels in the area.
"911 Assist with GPS can be useful for those calls where location information is still not available, or if the operator wants to double-check for accuracy," added Hatton.
Software is supposed to be designed to double-check for multiple entries in the database.
