McDonald's Corp (MCD.N) reported a 30 percent fall in quarterly profit, hurt by a food scandal in China and intense competition in the United States.

The company's net income fell to $1.07 billion, or $1.09 per share, in the third quarter ended Sept. 30 from $1.52 billion, or $1.52 per share, a year earlier.

Total revenue at the world's largest restaurant chain fell 4.6 percent to $6.99 billion.

Global sales at restaurants open at least 13 months were down 3.3 percent.

Analysts on average had expected global same-restaurant sales to fall by 3 percent, according to research firm Consensus Metrix.