Compared with the facial mask , CPAP by helmet had a lower treatment failure rate due to intolerance ( 3/17 [ 17 % ] vs 7/13 [ 54 % ] , P = .009 ) , and fewer infants required sedation ( 6/17 [ 35 % ] vs 13/13 [ 100 % ] , P = .023 ) ; the intubation rates were similar .