The Pittsburgh Citizen

Taking stock of the breadth of Pittsburgh's technology economy, Kevin Lane writes in TEQ, the magazine of the Pittsburgh Technology Council:

And if you choose to count health services as an important component of the life sciences industry cluster, then the numbers become a geometric progression. Counting Pittsburgh’s robust health services industry, the number of technology companies represents nearly 11 percent of the region’s total companies. These firms employ 17 percent of the area’s overall workforce and pay them 24 percent of the region’s total annual payroll.

That's fudging the numbers considerably, since it appears that UPMC is being swept into the pool.

Read more at Pittsblog.