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Forest plot of comparison: 1 Inositol supplementation versus control, outcome: 1.1 Neonatal death (age < 28 days).
Figuras y tablas -
Figure 1

Forest plot of comparison: 1 Inositol supplementation versus control, outcome: 1.1 Neonatal death (age < 28 days).

Forest plot of comparison: 1 Inositol supplementation versus control, outcome: 1.2 Infant death (age < one year).
Figuras y tablas -
Figure 2

Forest plot of comparison: 1 Inositol supplementation versus control, outcome: 1.2 Infant death (age < one year).

Forest plot of comparison: 1 Inositol supplementation versus control, outcome: 1.5 Retinopathy of prematurity, stage ≥ 3.
Figuras y tablas -
Figure 3

Forest plot of comparison: 1 Inositol supplementation versus control, outcome: 1.5 Retinopathy of prematurity, stage ≥ 3.

Forest plot of comparison: 1 Inositol supplementation versus control, outcome: 1.6 Retinopathy of prematurity, any stage.
Figuras y tablas -
Figure 4

Forest plot of comparison: 1 Inositol supplementation versus control, outcome: 1.6 Retinopathy of prematurity, any stage.

Forest plot of comparison: 1 Inositol supplementation versus control, outcome: 1.9 Intraventricular haemorrhage, grade > 2.
Figuras y tablas -
Figure 5

Forest plot of comparison: 1 Inositol supplementation versus control, outcome: 1.9 Intraventricular haemorrhage, grade > 2.

Comparison 1 Inositol supplementation versus control, Outcome 1 Neonatal death (age < 28 days).
Figuras y tablas -
Analysis 1.1

Comparison 1 Inositol supplementation versus control, Outcome 1 Neonatal death (age < 28 days).

Comparison 1 Inositol supplementation versus control, Outcome 2 Infant death (age < one year).
Figuras y tablas -
Analysis 1.2

Comparison 1 Inositol supplementation versus control, Outcome 2 Infant death (age < one year).

Comparison 1 Inositol supplementation versus control, Outcome 3 Bronchopulmonary dysplasia (at 28 to 30 days of age).
Figuras y tablas -
Analysis 1.3

Comparison 1 Inositol supplementation versus control, Outcome 3 Bronchopulmonary dysplasia (at 28 to 30 days of age).

Comparison 1 Inositol supplementation versus control, Outcome 4 Bronchopulmonary dysplasia (at 36 to 38 weeks PMA).
Figuras y tablas -
Analysis 1.4

Comparison 1 Inositol supplementation versus control, Outcome 4 Bronchopulmonary dysplasia (at 36 to 38 weeks PMA).

Comparison 1 Inositol supplementation versus control, Outcome 5 Retinopathy of prematurity, stage ≥ 3.
Figuras y tablas -
Analysis 1.5

Comparison 1 Inositol supplementation versus control, Outcome 5 Retinopathy of prematurity, stage ≥ 3.

Comparison 1 Inositol supplementation versus control, Outcome 6 Retinopathy of prematurity, any stage.
Figuras y tablas -
Analysis 1.6

Comparison 1 Inositol supplementation versus control, Outcome 6 Retinopathy of prematurity, any stage.

Comparison 1 Inositol supplementation versus control, Outcome 7 Necrotizing enterocolitis.
Figuras y tablas -
Analysis 1.7

Comparison 1 Inositol supplementation versus control, Outcome 7 Necrotizing enterocolitis.

Comparison 1 Inositol supplementation versus control, Outcome 8 Sepsis.
Figuras y tablas -
Analysis 1.8

Comparison 1 Inositol supplementation versus control, Outcome 8 Sepsis.

Comparison 1 Inositol supplementation versus control, Outcome 9 Intraventricular haemorrhage, grade > 2.
Figuras y tablas -
Analysis 1.9

Comparison 1 Inositol supplementation versus control, Outcome 9 Intraventricular haemorrhage, grade > 2.

Comparison 1 Inositol supplementation versus control, Outcome 10 Intraventricular haemorrhage, all grades.
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Analysis 1.10

Comparison 1 Inositol supplementation versus control, Outcome 10 Intraventricular haemorrhage, all grades.

Comparison 1 Inositol supplementation versus control, Outcome 11 Minor neural developmental impairment at one year corrected age.
Figuras y tablas -
Analysis 1.11

Comparison 1 Inositol supplementation versus control, Outcome 11 Minor neural developmental impairment at one year corrected age.

Comparison 1 Inositol supplementation versus control, Outcome 12 Major neural developmental impairment at one year corrected age.
Figuras y tablas -
Analysis 1.12

Comparison 1 Inositol supplementation versus control, Outcome 12 Major neural developmental impairment at one year corrected age.

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 1 Death during hospital stay.
Figuras y tablas -
Analysis 2.1

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 1 Death during hospital stay.

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 2 Bronchopulmonary dysplasia at 36 weeks PMA.
Figuras y tablas -
Analysis 2.2

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 2 Bronchopulmonary dysplasia at 36 weeks PMA.

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 3 Retinopathy of prematurity (infants who underwent surgery for ROP).
Figuras y tablas -
Analysis 2.3

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 3 Retinopathy of prematurity (infants who underwent surgery for ROP).

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 4 Necrotizing enterocolitis (stage 2A or worse).
Figuras y tablas -
Analysis 2.4

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 4 Necrotizing enterocolitis (stage 2A or worse).

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 5 Necrotizing enterocolitis (infants who underwent surgery for NEC).
Figuras y tablas -
Analysis 2.5

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 5 Necrotizing enterocolitis (infants who underwent surgery for NEC).

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 6 Sepsis (late onset).
Figuras y tablas -
Analysis 2.6

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 6 Sepsis (late onset).

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 7 Intraventricular haemorrhage (grade 3 or 4).
Figuras y tablas -
Analysis 2.7

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 7 Intraventricular haemorrhage (grade 3 or 4).

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 8 Hearing test (failed both ears).
Figuras y tablas -
Analysis 2.8

Comparison 2 Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg, Outcome 8 Hearing test (failed both ears).

Comparison 1. Inositol supplementation versus control

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Neonatal death (age < 28 days) Show forest plot

3

355

Risk Ratio (M‐H, Fixed, 95% CI)

0.53 [0.31, 0.91]

2 Infant death (age < one year) Show forest plot

3

355

Risk Ratio (M‐H, Fixed, 95% CI)

0.55 [0.40, 0.77]

3 Bronchopulmonary dysplasia (at 28 to 30 days of age) Show forest plot

3

343

Risk Ratio (M‐H, Fixed, 95% CI)

0.78 [0.54, 1.13]

4 Bronchopulmonary dysplasia (at 36 to 38 weeks PMA) Show forest plot

1

177

Risk Ratio (M‐H, Fixed, 95% CI)

1.30 [0.64, 2.64]

5 Retinopathy of prematurity, stage ≥ 3 Show forest plot

2

262

Risk Ratio (M‐H, Fixed, 95% CI)

0.09 [0.01, 0.67]

6 Retinopathy of prematurity, any stage Show forest plot

3

336

Risk Ratio (M‐H, Fixed, 95% CI)

0.62 [0.38, 1.01]

7 Necrotizing enterocolitis Show forest plot

3

355

Risk Ratio (M‐H, Fixed, 95% CI)

1.17 [0.51, 2.70]

8 Sepsis Show forest plot

2

307

Risk Ratio (M‐H, Fixed, 95% CI)

0.83 [0.51, 1.37]

9 Intraventricular haemorrhage, grade > 2 Show forest plot

3

355

Risk Ratio (M‐H, Fixed, 95% CI)

0.53 [0.31, 0.90]

10 Intraventricular haemorrhage, all grades Show forest plot

2

307

Risk Ratio (M‐H, Fixed, 95% CI)

0.82 [0.61, 1.11]

11 Minor neural developmental impairment at one year corrected age Show forest plot

1

169

Risk Ratio (M‐H, Fixed, 95% CI)

0.84 [0.38, 1.86]

12 Major neural developmental impairment at one year corrected age Show forest plot

1

169

Risk Ratio (M‐H, Fixed, 95% CI)

0.53 [0.24, 1.16]

Figuras y tablas -
Comparison 1. Inositol supplementation versus control
Comparison 2. Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg

Outcome or subgroup title

No. of studies

No. of participants

Statistical method

Effect size

1 Death during hospital stay Show forest plot

1

74

Risk Ratio (M‐H, Fixed, 95% CI)

1.19 [0.34, 4.21]

2 Bronchopulmonary dysplasia at 36 weeks PMA Show forest plot

1

65

Risk Ratio (M‐H, Fixed, 95% CI)

2.74 [0.88, 8.48]

3 Retinopathy of prematurity (infants who underwent surgery for ROP) Show forest plot

1

25

Risk Ratio (M‐H, Fixed, 95% CI)

0.35 [0.10, 1.22]

4 Necrotizing enterocolitis (stage 2A or worse) Show forest plot

1

74

Risk Ratio (M‐H, Fixed, 95% CI)

0.41 [0.12, 1.39]

5 Necrotizing enterocolitis (infants who underwent surgery for NEC) Show forest plot

1

74

Risk Ratio (M‐H, Fixed, 95% CI)

0.51 [0.08, 3.41]

6 Sepsis (late onset) Show forest plot

1

74

Risk Ratio (M‐H, Fixed, 95% CI)

1.46 [0.71, 2.97]

7 Intraventricular haemorrhage (grade 3 or 4) Show forest plot

1

72

Risk Ratio (M‐H, Fixed, 95% CI)

1.06 [0.29, 3.90]

8 Hearing test (failed both ears) Show forest plot

1

57

Risk Ratio (M‐H, Fixed, 95% CI)

0.58 [0.09, 3.84]

Figuras y tablas -
Comparison 2. Inositol supplementation (single dose of 60 mg/kg or 120 mg/kg