But with the entire definition of what constitutes hospital marketing in flux, he said that dollar amount significantly understates the money being spent to make hospitals more competitive.

Mr. Appleton said the $800 million estimate "significantly understates" the true cost.

Iraqi hospital workers say that figure significantly understates the rise in intestinal infections, since many cases do not reach hospitals.

But that significantly understates the company's true profitability, because Google had unusually high tax and option expenses last year.

His official title with Jazz at Lincoln Center is artistic director, but that significantly understates his role in its origins and day-to-day operations.

Members of Hindu community estimated that these figures significantly understated their respective numbers.

And they are averages that significantly understate the cost of top universities, where total costs are over $40,000 per academic year.

The tax data actually understate significantly both the actual rise in corporate pay and the higher rate at which it has grown in comparison with corporate revenues, profits and income taxes.

Dr. Liptzin says the treatments for the two conditions would be identical, while Mr. Williamson's lawyers say Dr. Liptzin's diagnosis significantly understated the patient's problems.

Members of each community estimate that these figures significantly understated their respective numbers.