SAN CARLOS, Calif.--(BUSINESS WIRE)--Natus Medical Incorporated (Nasdaq:BABY) today announced financial results for the three months ended March 31, 2009. For the first quarter ended March 31, 2009, revenue decreased 10% to $33.4 million, compared to $36.9 million reported in the comparable quarter of the previous year. Net income was $787,000, or $0.03 per diluted share, for the first quarter of 2009, compared with net income of $2.6 million, or $0.11 per share, for the first quarter of 2008.