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Table 3 Age- and sex-dependent therapy outcome in total numbers and rounded percentages

From: Results of advanced core decompression in patients with osteonecrosis of the femoral head depending on age and sex—a prospective cohort study

Study collective

Therapy failure (count and percentage)

No

Yes

Subgroup total

Subgroup 1 (< 30 years)

Total male/female

7 (77.78%)

5/2 (55.56%/22.22%)

2 (22.22%)

1/1 (11.11%/11.11%)

9 (100%)

6/3 (66.67%/33.33%)

Subgroup 2 (≥ 30/< 40 years)

Total male/female

14 (87.50%)

9/5 (56.25%/31.25%)

2 (12.50%)

1/1 (6.25%/6.25%)

16 (100%)

10/6 (62.50%/37.50%)

Subgroup 3 (≥ 40/< 50 years)

Total male/female

16 (59.26%)

14/2 (51.85%/7.41%)

11 (40.74%)

11/0 (40.75%/0%)

27 (100%)

25/2 (92.59%/7.41%)

Subgroup 4 (≥ 50 years)

Total male/female

17 (50.00%)

12/5 (35.29%/14.71%)

17 (50.00%)

13/4 (38.24%/11.76%)

34 (100%)

25/9 (73.53%/26.47%)

Total

54 (62.79%)

32 (37.21%)

86 (100%)