Skip to main content

Table 3 Comparison of shares of procedures between males and females by age group

From: Inguinal hernia repair in inpatient children: a nationwide analysis of German administrative data

Type of procedure Age group Difference of means (95% CI) Mann–Whitney estimate P-value
Open hernia repair < 1 1.1% (0.4–1.7) U = 0.1775 0.0056
1–4 7.4% (5.2–10.3) U = 0.0355 < 0.0001
5–9 9.3% (5.9–13.7) U = 0.0592 0.0002
10–14 10.7% (7.6–14.2) U = 0.0178  < 0.0001
Laparoscopic hernia repair < 1 − 1.1% (− 1.7 to − 0.4) U = 0.8225 0.0056
1–4 − 7.4% (− 10.2 to − 5.1) U = 0.9645  < 0.0001
5–9 − 9.3% (− 13.7 to − 5.9) U = 0.9408 0.0002
10–14 − 10.7% (− 14.4 to − 7.8) U = 0.9823  < 0.0001
Open herniorrhaphy  < 1 8.6% (7.2–9.5) U = 0  < 0.0001
1–4 11.2% (9.6–12.8) U = 0  < 0.0001
5–9 10.7% (8.3–13.2) U = 0  < 0.0001
10–14 17.5% (12.9–21.4) U = 0.0178  < 0.0001
Open hernioplasty  < 1 − 8.8% (− 9.8 to − 7.5) U = 1  < 0.0001
1–4 − 11.5% (− 13.3 to − 9.7) U = 1  < 0.0001
5–9 − 10.7% (− 13.4 to − 8.2) U = 1  < 0.0001
10–14 − 17.8% (− 22.2 to − 12.3) U = 0.9645  < 0.0001
Recurrent hernia < 1 0.3% (0.2–0.4) U = 0.1065 0.0007
1–4 0.6% (0.2–0.9) U = 0.1124 0.0009
5–9 1.2% (0.5–1.8) U = 0.1183 0.001
10–14 0.7% (− 0.5–1.4) U = 0.3254 0.137
  1. Confidence intervals were obtained via bias-corrected, accelerated bootstrap with 10,000 repetitions. Comparisons were undertaken via Mann–Whitney-Wilcoxon U-test with correction for multiple comparisons according to Benjamini-Hochberg
  2. CI confidence interval