Table 4 Injectate given by professional background

Preparation of steroid & LA^a

n = 31

n = 105

n = 136

 Use premixed combination

1 (3)

41 (39)

42 (31)

 Mix drugs in 1 syringe

22 (71)

18 (17)

40 (29)

 Use 2 separate syringes

1 (3)

17 (16)

18 (13)

 Do not use LA

3 (10)

10 (10)

13 (10)

 Not reported

4 (13)

19 (18)

23 (17)

Needle gauge used

n = 31

n = 105

n = 136

 21G (Green)

2 (6)

1 (1)

3 (2)

 22G (Black)

2 (6)

2 (1)

 23G (Blue)

15 (48)

36 (34)

51 (38)

 25G (Orange)

6 (19)

24 (23)

30 (22)

 27G (Grey)

15 (14)

15 (11)

 29G (Red)

2 (2)

2 (1)

 Not reported

6 (19)

27 (26)

33 (24)

Use premixed methylprednisolone acetate + lidocaine hydrochloride

n = 1

n = 41

n = 42

 0.10 ml (4 mg)

24 (23)

24 (59)

 0.20 ml (8 mg)

5 (5)

5 (12)

 0.25 ml (10 mg)

7 (7)

7 (17)

 0.70 ml (28 mg)

1 (1)

1 (2)

 1 ml (40 mg)

1 (3)

2 (2)

3 (7)

 Not reported

2 (2)

2 (4)

Use non premixed steroids

n (%)

n (%)

n = 71

Methylprednisolone acetate

n = 15

n = 22

n = 37

 10 mg

1 (5)

1 (3)

 15 mg

1 (5)

1 (3)

 20 mg

1 (7)

2 (9)

3 (8)

 30 mg

2 (9)

2 (5)

 40 mg

10 (67)

11 (50)

21 (57)

 80 mg

1 (7)

0 (0)

1 (3)

 Dose not reported

3 (20)

5 (23)

8 (22)

Triamcinolone acetonide

n = 11

n = 22

n = 33

 10 mg

5 (23)

5 (15)

 20 mg

6 (27)

6 (18)

 30 mg

1 (5)

1 (3)

 40 mg

8 (73)

4 (18)

12 (36)

 Dose not reported

3 (27)

6 (27)

9 (27)

Use of non-premixed local anaesthetic

n = 23

n = 35

n = 58

 Lidocaine hydrochloride

8 (35)

15 (43)

23 (40)

 Levobupivacaine hydrochloride

9 (39)

9 (26)

18 (31)

 Bupivacaine hydrochloride

5 (22)

6 (17)

11 (19)

 Mepivacaine hydrochloride

1 (3)

1 (2)

 Not reported

1 (4)

4 (11)

6 (10)