German sporting goods group Adidas has achieved robust growth at the start of the year – with the exception of the important North American market. There, sales in the first quarter fell by 4% on a currency-adjusted basis, the company announced when presenting its final figures on Tuesday. Wholesale in North America had recently suffered from continued high stock levels. In contrast, currency-adjusted sales in China rose by 8%. One of the biggest growth drivers was Latin America with an increase of 18%. Europe also recorded double-digit growth of 14%. Group sales rose by 4% to just under €5.5 …