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Table 1 Number of patients screened, eligible, randomised, and analysed by site

From: FIRST-line support for Assistance in Breathing in Children (FIRST-ABC): a multicentre pilot randomised controlled trial of high-flow nasal cannula therapy versus continuous positive airway pressure in paediatric critical care

Variables

Site A

Site B

Site C

Total

Number screened, n (%)

 Group A

32 (20.0)

45 (73.8)

2 (2.2)

79 (25.3)

 Group B

  Planned

74 (46.3)

6 (9.8)

87 (95.6)

167 (53.5)

  Rescue

54 (33.8)

10 (16.4)

2 (2.2)

66 (21.1)

 Total

160 (100)

61 (100)

91 (100)

312 (100)

Number of eligible patients, n (% of screened)

 Group A

27/32 (84.3)

27/45 (60.0)

1/2 (50)

55/79 (69.6)

 Group B

  Planned

65/74 (87.8)

2/6 (33.3)

70/87 (80.5)

137/167 (82.0)

  Rescue

52/54 (96.3)

9/10 (90.0)

1/2 (50)

62/66 (93.9)

 Total

144/160 (88.1)

38/61 (62.3)

72/91 (79.1)

254/312 (81.4)

Number of patients randomised, n (% of eligible)

 Group A

12/27 (44.4)

21/27 (77.8)

0/1 (0)

33/55 (60.0)

 Group B

  Planned

24/65 (36.9)

1/2 (50.0)

27/70 (38.6)

52/137 (38.0)

  Rescue

26/52 (50.0)

9/9 (100)

1/1 (100)

36/62 (58.1)

 Total

62/144 (43.1)

31/38 (81.6)

28/72 (38.9)

121/254 (47.6)

Number of patients analysed, n (% of randomised)

 Group A

11/12 (91.7)

18/21 (85.7)

0/0 (0)

29/33 (87.9)

 Group B

  Planned

24/24 (100)

1/2 (50.0)

27/27 (100)

52/52 (100)

  Rescued

23/26 (88.5)

8/9 (88.9)

1/1 (100)

32/36 (88.9)

 Total

58/62 (93.5)

27/31 (87.1)

28/28 (100)

113/121 (93.4)