Table 1

General data of the included patients

Cohort ACohort BP value
Patients who underwent Kasai procedure3457
Sex ratio (boys to girls)1.431.40>0.05
Weight ±SD (kg)5.0±0.54.7±0.8>0.05
Age at diagnosis ±SD (days)81±1256±15<0.05
Age at diagnosis ≤60 days12 (35.3%)37 (64.5%)<0.05
  • Cohort A: patients diagnosed between 2013 and 2014 and born in Shenzhen; cohort B: patients diagnosed between 2015 and 2017 and born in Shenzhen.

  • The measurement data are shown as x±s and were compared with t-tests (two-phase) or F tests (multiphase), while numerical data in each phase were described using frequency distributions and were compared with χ2 tests.

  • P<0.05 was considered statistically significant.