Table 3: Comparison of hip function between the two groups (%, case).

Group

Number of cases

Excellent

Still

Difference

Efficient

Control group

110

82 (74.5)

22 (20.0)

6 (5.5)

104 (94.5)

research group

110

93 (84.5)

12 (10.9)

5 (4.5)

105 (95.5)

x 2

/

6.231

5.958

4.652

4.652

P

/

< 0.05

< 0.05

< 0.05

< 0.05