Table 3 Outcome measures, Group 2 (age at treatment initiation >16 years).

From: Growth Differentiation Factor 15 is a potential biomarker of therapeutic response for TK2 deficient myopathy

ID

 

16

17

18

19

20

21

22

23

24

AGE OF ONSET

AGE AT INITIATION OF TREATMENT

CURRENT AGE

TREATMENT DOSE (mg/kg/d)

>12 y

50 y

30 y

20 y

60 y

36 y

5 y

30 y

20 y

30 y

58 y

59 y

31 y

74 y

60 y

35 y

46 y

57 y

34 y

62 y

62 y

34 y

75 y

60 y

36 y

46 y

60 y

320

300

400

400

400

400

350

300

400

CK (UI/l)

BASAL

2435

525

294

303

647

402

548

188

1142

0–6 Months

ND

ND

123

322

ND

264

107

ND

1195

6–12 Months

393

ND

258

292

105

ND

142

ND

1348

12–36 Months

330

351

108

110

ND

ND

ND

ND

ND

>36 Months

561

459

185

467

89

ND

ND

ND

ND

GDF-15 (pg/mL)

BASAL

2423

1529

1695

2439

2483

1640

2149

1261

1980

0–6 Months

ND

ND

ND

ND

1364

1357

473

486

1052

6–12 Months

ND

ND

ND

ND

1320

ND

413

ND

1011

12–36 Months

464

782

704

1110

1099

ND

ND

ND

ND

>36 Months

480

1137

753

783

ND

ND

ND

ND

ND

FGF-21 (pg/mL)

BASAL

666

252

353

197

897

185

943

190

179

0–6 Months

ND

ND

ND

ND

732

135

47

ND

113

6–12 Months

ND

ND

ND

ND

344

ND

ND

ND

155

12–36 Months

1222

944

245

915

ND

ND

ND

ND

ND

>36 Months

632

1025

421

ND

ND

ND

ND

ND

ND

BMI

BASAL

13.86

27.7

27.12

17.79

26.01

23.7

26.17

ND

20,8

0–6 Months

ND

ND

ND

19,06

25

23.6

25.4

ND

21

6–12 Months

ND

ND

ND

21,09

27,6

ND

ND

ND

20,4

12–36 Months

16.06

ND

26.3

21.23

ND

ND

ND

ND

ND

>36 Months

ND

ND

26.9

18,63

ND

ND

ND

ND

ND

6MWT

BASAL

532

475

386

390

345

ND

368

413

225

0–6 Months

ND

500

355

437

ND

ND

435

515

251

6–12 Months

ND

ND

400

474

ND

ND

450

ND

228

12–36 Months

550

435

354

369

ND

ND

ND

ND

ND

>36 Months

600

442

450

476

ND

ND

ND

ND

ND

NSAA

BASAL

ND

ND

26

21

29

ND

16

30

ND

0–6 Months

30

24

26

21

ND

ND

25

31

ND

6–12 Months

ND

ND

29

23

ND

ND

26

ND

ND

12–36 Months

29

27

32

28

ND

ND

ND

ND

ND

>36 Months

30

ND

31

29

ND

ND

ND

ND

ND

PIM (%)

BASAL

25

40

49.9

5

59

ND

37

31

ND

0–6 Months

ND

ND

40.2

ND

33,9

ND

37,8

ND

ND

6–12 Months

29.5

ND

53

24

47.3

ND

ND

ND

ND

12–36 Months

21.4

38.6

49.9

ND

39,8

ND

ND

ND

ND

>36 Months

ND

28

53

27

ND

ND

ND

ND

ND

FVC (%)

BASAL

46.5

45

71.8

26

69

78

53.2

63.7

ND

0–6 Months

ND

51.4

79.5

33

66,5

82.6

62

64

16

6–12 Months

50.3

ND

75

23,7

78,9

ND

ND

ND

17

12–36 Months

46.7

46.7

77.7

32,2

83,4

ND

ND

ND

ND

>36 Months

50.5

43.6

72

34,8

ND

ND

ND

ND

ND

  1. ND, not determined; CK, creatine kinase; y, years; m, months; NA, not available, GDF-15, growth differentiation factor 15; FGF-21, fibroblast growth factor 21; BMI, body mass index; 6MWT, six-minute walk test; NSAA, north star ambulatory assessment; PIM, maximal inspiratory pressure; FVC, forced vital capacity.