(Telecompaper) Telefonica reported a drop in first-quarter results due to negative currency effects, but said its underlying growth rates were improving. Revenues fell 6.6 percent to EUR 10.784 billion, as growth in Spain was offset by lower results in Germany and Latin America. OIBDA declined 6.7 percent to EUR 3.376 billion, giving a dtable margin of 31.3 percent. Net profit fell 56.9 percent to EUR 776 million. Capital expenditure fell 10.6 percent to EUR 1.503 billion, and operating cash flow was down 3.3 percent to 1.873 billion.