Table 4 Detailed motor block characteristics in the upper limbs (ESSAM score) and lower limbs (modified Bromage score) in both groups

Upper limbs

ESSAM score

TPVB

STSA

p-value

TPVB

STSA

p-value

 0

35 (100%)

-

35 (100%)

32 (91.4%)

 1

-

35 (100%)

< 0.001*

-

3 (8.6%)

0.079

 2

-

25 (71.4%)

< 0.001*

-

-

 3

-

5 (14.3%)

0.021*

-

-

Duration of block (min)

0

26.62 ± 4.31

Modified Bromage scale

TPVB

STSA

p-value

TPVB

STSA

p-value

 0

35 (100%)

16 (45.7%)

< .001*

35 (100%)

31 (88.6%)

0.039*

 1

-

15 (42.9%)

-

4 (11.4%)

 2

-

4 (11.4%)

-

-

 3

-

-

-

-

Duration of block (min)

0

13.45 ± 2.32