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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 collectiveTherapy failure (count and percentage)
NoYesSubgroup total
Subgroup 1 (< 30 years)Total male/female7 (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/female14 (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/female16 (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/female17 (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%)
Total54 (62.79%)32 (37.21%)86 (100%)