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Table 3 Characteristics of children who improved

From: Characteristics and outcomes in children on long-term mechanical ventilation: the experience of a pediatric tertiary center in Rome

Characteristics

NIV

IMV

p values

N° of Subjects

33/282

6/111

χ2 = 2.964; p = 0.0851

Male/female

21/12

3/3

χ2 = 0.389, p = 0.5330

Age at start of LTV (years)

6.4 (12.5–16.4)

2.1 (1.1–3.4)

p = 0.0001

Age at December 31, 2017 (years)

12.5 (11.0–13.6)

9.0 (7.0–11.0)

p = 0.0298

Major diagnostic categories

 - NMDs

1/32

0/6

χ2 = 0.182; p = 0.6698

 - Upper airways diseases

24/9

0/6

χ2 = 11.055; p = 0.0009

 - Lower airways diseases

2/31

4/2

χ2 = 13.958; p = 0.0002

 - CNS diseases

4/29

0/6

χ2 = 0.790; p = 0.3742

 - Abnormal ventilatory control diseases

0/33

1/5

χ2 = 5.500; p = 0.0190

 - Other

2/31

1/5

χ2 = 0.784; p = 0.3760

Hours/day spent under mechanical ventilation (< 12/≥12)

31/2

4/2

χ2 = 3.997; p = 0.0456

Home health care (yes/no)

2/31

3/3

χ2 = 8.546; p = 0.0035

  1. Results are expressed as median (interquartile range), unless otherwise specified
  2. LTV Long Term Ventilation, NIV Noninvasive Ventilation, IMV Invasive Mechanical Ventilation, NMDs Neuromuscular Diseases, CNS diseases Central Nervous System diseases