Table 1.
Clinical examination 6 weeks, 12 weeks, 1 year and 2 years after surgery.
| 6 weeks | 12 weeks | 1 year | 2 years | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| STD | MIS | P | 95%CI* | STD | MIS | P | 95%CI* | STD | MIS | P | 95%CI* | STD | MIS | P | ||
| Median VAS pain at motion points (range) | 1.5 (0-8) |
1.0 (0-10) |
0.003 | 0.04-0.9 | 1.0 (0-8) |
0.0 (0-8) |
0.010 | 0.014-0.9 | 0.0 (0-7.2) |
0.0 (0-8.8) |
0.040 | -0.03-0.6 | 0.0 (0-10) |
0.0 (0-5) |
0.403 | |
| Median HHS points (range) | 77 (46-100) |
83 (42-100) |
0.003 | -7 to -1.4 | 91 (44-100) |
95 (51-100) |
0.009 | -5.9 to -0.3 | 96 (57-100) |
99 (73-100) |
0.005 | -6.2 to -1.9 | 99 (34-100) |
99 (56-100) |
0.509 | |
| Median VAS satisfaction (range) | 9.6 (2-10) |
10.0 (0-10) |
0.010 | -0.7-0.13 | 9.6 (0-10) |
10.0 (0-10) |
0.010 | -0.8-0.1 | 10.0 (2-10) |
10.0 (6-10) |
0.010 | -0.7 to -0.1 (3.7-10) |
10 (5-10) |
10 | 0.607 | |
Pain at motion, Harris Hip Score (HHS) and patients satisfaction 6 weeks, 12 weeks, 1 and 2 years postoperatively for the STD group and the MIS group. The P-values were calculated with the Mann-Whitney-Test (P-value of HHS after 6 weeks with the unpaired t-test).
*95% CI for group differences 6 weeks, 12 weeks and 1 year postoperatively.