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Table 3 Values for pilots performing per protocol1, program A and B respectively

From: Impact of exercise programs among helicopter pilots with transient LBP

 

Program A per-protocol n = 7

Program B per-protocol n = 13

PRE

Mean (SD)

POST

Mean (SD)

Mean diff (95% CI)

p

PRE

Means (SD)

POST Means (SD)

Mean diff (95% CI)

p

VAS (0–10)

2.4 (1.4)

2.9 (1.5)

0.4 (÷1.0 to 1.8)

.482

4.1 (2.4)

1.9 (1.4)

÷2.2 (÷4.0 to ÷0.3)

.028

ODI %

8.6 (5.9)

6.3 (5.1)

÷2.3 (÷6.6 to 2.0)

.244

10.9 (5.6)

8.5 (5.4)

÷2.5 (÷4.5 to ÷0.4)

.022

EQ-5D (0–100)

77.2 (17.6)

87.6 (12.0)

10.4 (÷5.0 to 25.9)

.150

78.0 (10.9)

91.6 (13.4)

13.7 (5.7 to 21.6)

.003

Muscular endurance in seconds

 Extension

67 (14)

95 (43)

28 (15.2 to 70.4)

.166

51 (33)

46 (14)

÷5.2 (÷28.2 to 17.7)

.628

 Flexion

48 (18)

122 (49)

73 (26.1 to 120.8)

.009

69 (48)

102 (61)

33.4 (÷5.2 to 71.9)

.084

 RSB2

41 (25)

60 (26)

19 (8.5 to 29.2)

.004

31 (11)

48 (16)

17.0 (5.1 to 28.9)

.009

 LSB3

57 (28)

94 (42)

37 (19.0 to 54.1)

.002

38 (15)

62 (21)

23.9 (10.1 to 37.6)

.003

 Total time holding time

214 (55)

371 (118)

156 (76.5 to 236.3)

.003

190 (85)

259 (88)

69.0 (÷1.4 to 139.4)

.054

Ultrasound in percent4

 Level L4-L5

6.9 (5.0)

9.1 (4.6)

2.3 (÷0.3 to 4.8)

.076

8.6 (4.3)

11.0 (5.5)

2.5 (0.8 to 4.1)

.007

 Level L5-S1

5.1 (4.0)

5.9 (5.6)

0.9 (÷1.4 to 3.1)

.379

4.9 (3.7)

6.7 (3.7)

2.3 (0.5 to 4.0)

.016

ȀRight Side L4–5 and L5-S1

5.2 (4.6)

8.2 (5.2)

3.0 (0.9 to 5.0)

.012

5.7 (4.2)

9.0 (5.1)

3.3 (1.9 to 4.7)

.000

 Left Side L4–5 and L5-S1

6.8 (4.4)

6.9 (4.6)

0.2 (÷2.1 to 2.4)

.878

7.4 (4.6)

8.8 (4.8)

1.4 (÷1.0 to 3.8)

.225

 Both levels and sides

6.0 (4.2)

7.5 (4.8)

1.6 (0.2 to 3.0)

.035

6.5 (3.8)

8.9 (4.4)

2.4 (0.9 to 3.9)

.005

  1. Mean values with Standard Deviation(SD) and Mean difference with 95% Confidence Intervals(CI) and p-values form paired samples t-test. 1Pilots performing per protocol ≥19 session of the scheduled 36 sessions. 2RSB = Right Side Bridge. 3LSB = Left Side Bridge 4Values given in %-change from relaxed to contracted muscle