Table 3

Physical activity (PA) participation before and 3 and 6 months after the knee injury

Before injury3 months6 months
ACL (n=279)Other (n=101)ACL (n=229)Other (n=71)ACL (n=219)Other (n=52)
Weekly participation in PA at moderate intensity
 0 min, n (%)1 (0)3 (3)48 (22)8 (11)46 (22)7 (14)
 0–60 min, n (%)30 (11)14 (14)68 (31)20 (29)55 (26)14 (27)
 60–120 min, n (%)55 (20)20 (21)47 (21)18 (26)52 (25)13 (25)
 >120 min, n (%)191 (69)260 (62)460 (27)624 (34)156 (27)1018 (35)
Type of PA participation, n (%)
 Football (soccer)101 (36)31 (32)3 (2)11 (16)4 (2)6 (12)
 Floorball32 (12)7 (7)1 (0.5)0 (0)3 (2)1 (2)
 Strength training25 (9)8 (8)52 (26)17 (24)46 (26)8 (15)
 Running24 (9)5 (5)12 (6)4 (6)29 (17)2 (4)
 Handball17 (6)3 (3)0 (0)0 (0)0 (0)0 (0)
 Walking6 (2)4 (4)18 (9)5 (7)14 (8)6 (12)
 Cycling7 (3)3 (3)46 (23)14 (20)34 (19)9 (17)
 Other sports49 (26)138 (40)568 (34)2919 (27)146 (26)4320 (38)
Tegner Activity Scale Median (IQR)7 (5)17 (5)34 (2)4 (3)*4 (2)4 (3)*
IKDC activity level, n (%)
 Level I155 (56)47 (50)5 (2)13 (18)9 (4)10 (20)
 Level II40 (14)18 (19)12 (5)6 (9)8 (4)9 (17)
 Level III83 (30)27 (29)136 (59)40 (56)134 (61)25 (48)
 Level IV0 (0)12 (2) 776 (33)312 (17)*68 (31)8 (15)*
Return to preinjury PA, n (%)
Goal to return†263 (95)92(99)
Have returned yes/no (%)20/181 (10/90)2824/46 (34/66)1*28/140 (17/83)51*21/30 (41/59)
Reason for not returned to preinjury PA, n (%)
 Completing rehabilitation112 (62)26 (57)70 (54)9 (30)
 Poor knee function33 (18)8 (17)22 (17)10 (33)
 Fear/do not trust the knee25 (14)5 (24)27 (21)6 (20)
 Other reason11 (6)1 (2)10 (8)115 (17)
  • Superscript number indicates number of participants with missing data.

  • *Significant different to ACL-group (p<0.05).

  • †Including patients who had returned.

  • IKDC, International Knee Documentation Committee.