Boys were more likely to consume sports drinks during physical activity and mealtimes, while girls were more likely to consume them at home or socially [ footnote 1 ].
Roedd bechgyn yn fwy tebygol o yfed diodydd chwaraeon yn ystod gweithgaredd corfforol ac amser bwyd, tra bod merched yn fwy tebygol o'u hyfed gartref neu'n gymdeithasol [ footnote 1 ].