Pediatric endocrinology

Aromatase inhibitors, GnRH analogs and growth hormone for short stature with advanced bone age in adolescent boys: A Bayesian network meta-analysis

Endocr PractPublished Systematic review and Bayesian network meta-analysis of observational studies

Pooled result · ΔPAHResult — go to the resultMD +3.58 cm 95% CrI 1.83–5.14

Authors' conclusion

In adolescent boys with advanced bone age, AI+GH was the highest-ranked strategy for improving predicted and final adult height, ahead of GnRHa+GH and monotherapy

Study context

Population
Adolescent boys with short stature, reduced predicted adult height and advanced bone age (BA/CA >1)
Participants
651 participants8 observational studies
Comparison
Aromatase inhibitors (AI)+growth hormone (GH) vs GnRH analogs (GnRHa)+GH vs AI alone vs GH alone
Outcome
Change in predicted adult height (ΔPAH)
Methodological detailsPROSPERO-registered, PRISMA-NMA, prespecified letrozole-versus-anastrozole sensitivity analysis, CINeMA certainty rating
  • PROSPERO-registered
  • PRISMA-NMA
  • Prespecified letrozole-versus-anastrozole sensitivity analysis
  • CINeMA certainty rating

Pooled result

ΔPAH

MD

+3.58 cm

95% CrI 1.83–5.14

As reported in the abstract

AI+GH ranked first for ΔPAH (SUCRA)
0.99

Further pooled results

OutcomeMD (cm) (95% CrI)
Final adult heightAI+GH vs GH · CrI+2.70 (0.12–5.16)

Height standard deviation score (SDS) for chronological age, ΔBA/ΔCA and height SDS for bone age

AI+GH ranked highest for height SDS for chronological age and ΔBA/ΔCA
AI+GH tied with GnRHa+GH for height SDS for bone age

Safety

OutcomeAI+GHGnRHa+GHGH
Hyperuricemia47%0%0%

Original publication

Aromatase inhibitors, GnRH analogs and growth hormone for short stature with advanced bone age in adolescent boys: A Bayesian network meta-analysis. Endocr Pract. Published 17 August 2026. doi:10.1016/j.eprac.2026.08.012

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