Big Brother ratings suffer in wake of NTA's on ITV

© PA Images / Yui Mok/PA Wire

The National Television Awards helped ITV1 to an easy victory over BBC One last night, overnight data reveals.

Hosted by Dermot O'Leary, the annual ceremony attracted 6.18m (26.2%) between 7.30pm and 10pm (+1:198k/0.9%), roughly even on last year.

Meanwhile, DIY SOS: The Big Build interested 3.61m (15.3%), after which 3.87m (15.1%) watched MasterChef.

For Celebrity Big Brother's double eviction on Channel 5, 1.85m (7.2%) watched Nicola McLean's exit at 9pm, and 1.83m (16.4%) tuned in for Romeo Dunn's departure at 11pm. Bit on the Side had 669k (9.4%) from 11.30pm.

Sandwiched between the reality show instalments, Jodie Marsh Bullied: My Secret Past drew 1.05m (5.9%).

One Born Every Minute was Channel 4's best-rated show of the night, with 2.31m (9%) and an impressive timeshifted audience of 595k (3.3%).

Hairy Bikers' Best of British shone for BBC Two with 1.96m (9.2%) in the 7pm hour.

Overall, ITV1 topped primetime with 23.8% (+1: 0.7%), ahead of BBC One's 16.3%. BBC Two claimed third with 7.5%, followed by Channel 4's 5.3% (+1: 1.1%), and Channel 5's 4.6%.

BARB ratings data supplied by Attentional