Table 2 Associations of adenotonsillectomy with mean change in height percentile, weight percentile, and BMI percentile.

From: Growth and sleep outcomes after adenotonsillectomy in pediatric mild sleep-disordered breathing

 

Adenotonsillectomy

Watchful waiting

Mean difference (95% CI)a

pb

Randomization [n = 168]

12 mo. [n = 138]

Change (12 mo. – randomization) [n = 138]

Randomization [n = 162]

12 mo. [n = 134]

Change (12 mo. – randomization) [n = 134]

Height (percentile)

65.6 (28.9)

69.2 (27.1)

2.0 (10.7)

60.4 (28.3)

59.9 (27.4)

0.1 (10.2)

2.74 (0.33, 5.15)

0.026

Weight (percentile)

69.4 (28.6)

75.2 (26.1)

4.1 (11.0)

62.3 (29.8)

64.6 (29.1)

2.2 (10.2)

2.79 (0.29, 5.28)

0.029

BMI (percentile)

66.3 (30.4)

72.2 (27.4)

5.0 (14.1)

59.0 (32.7)

63.2 (32.2)

3.8 (13.9)

2.37 (-0.83, 5.56)

0.146

<85th at randomization

48.0 (26.1)

57.6 (26.2)

8.6 (16.5)

40.3 (24.7)

46.6 (28.1)

6.09 (16.5)

3.67 (-1.34, 8.68)

0.150

≥ 85th at randomization

93.8 (4.9)

93.6 (8.2)

-0.3 (6.8)

94.3 (4.2)

93.9 (5.7)

-0.6 (3.8)

0.19 (-2.02, 2.41)

0.863

  1. aReference group: watchful waiting.
  2. bDerived from linear regression, adjusted for height (percentile), weight (percentile), or BMI (percentile) at randomization, respectively.