Table 4 The joint-SUVmean and intra-articular SUVmax of knee joints in the groups over and under the age of 50

≥ 50

118

61.9 ± 11.2

161.2 ± 7.8

23.7 ± 3.3

1.64±0.50*

0.94 ± 0.20**

< 50

48

65.6 ± 12.9

167.3 ± 8.9**

22.9 ± 2.9

1.42 ± 0.41

0.82 ± 0.19

≥ 50

54

67.6 ± 1.5

167.9 ± 0.8

23.9 ± 0.5

1.68 ± 0.51

0.97 ± 0.18

< 50

28

72.6 ± 1.9

172.5 ± 1.1

24.3 ± 0.4

1.51 ± 0.43

0.90 ± 0.21

≥ 50

64

57.0 ± 1.1

155.6 ± 0.5*

23.5 ± 0.4**

1.60 ± 0.50*

0.92 ± 0.21**

< 50

20

53.4 ± 1.5

160.0 ± 1.6

20.9 ± 0.6

1.31 ± 0.36

0.72 ± 0.09