The phrase "a painstaking analysis of" is correct and usable in written English.
It can be used when describing a thorough and detailed examination of a subject or topic.
Example: "The researchers conducted a painstaking analysis of the data collected over the past decade to draw meaningful conclusions."
Alternatives: "a thorough examination of" or "a meticulous review of".
One was a painstaking analysis of the shooting that weighed physical, ballistic, forensic, and crime-scene evidence, and statements from purported eyewitnesses.
A Web-based dealer, Pegasus Associates offers every kind of under-cabinet fixture, along with a painstaking analysis of the under-cabinet challenge.
Charles Bennett of Johns Hopkins University in Baltimore and co-workers made the breakthrough after a painstaking analysis of three years of data from the WMAP satellite.
In large part, "Gospel According to the Klan" is an exegesis of these less-than-sacred texts, a painstaking analysis of the banal.
An editor at The News asked why the newspaper's failure to note a few favorable reports should undermine a painstaking analysis of hundreds of state inspection reports, when no factual errors were found.
A brilliant autodidact — he had little formal education — Lincoln augmented his innate moral code through vast book learning, as Professor Miller showed through a painstaking analysis of Lincoln's better- and lesser-known writings.
In a painstaking analysis, the Tax Policy Center showed that achieving all of Mr. Romney's top-line goals — a revenue-neutral overhaul that does not increase the tax burden of the middle class — is not arithmetically possible.
He is strong on requiring long, painstaking analysis of a problem but inexperienced and sometimes naive about the political ramifications of proposed solutions.
Finding valid studies required painstaking analysis of a huge volume of literature, most of which is fundamentally flawed (16 ).
So we get "Harry's smash-hit novella 'Daisy Miller,'" and "Harry finished his final installment of 'The Portrait of a Lady,'" and Leon Edel's "painstaking analysis of Harry".
The investigation, which officials said included hundreds of surveillances and painstaking analysis of medical records, began after a 2011 article in The Wall Street Journal that documented the large number of people receiving disability benefits in Puerto Rico.
