Here is my Analysis -
A study has concluded that the attrition rate in the IT sector, which had been in single digits until a couple of months ago, has been trending higher lately and is well into double digits, and posed great problems to IT biggies.
-- Sentence Structure: 2 months ago - Iteration rate was in 1 digits
: Now the rate has been higher (means continuity and still higher)
: higher rates posed problems for IT biggies
...
A study has concluded that the attrition rate in the IT sector, which had been in single digits until a couple of months ago, has been trending higher lately and is well into double digits, and posed great problems to IT biggies.
-- Sentence Structure: 2 months ago - Iteration rate was in 1 digits
: Now the rate has been higher (means continuity and still higher)
: higher rates posed problems for IT biggies
...






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