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. Author manuscript; available in PMC: 2011 Oct 6.
Published in final edited form as: J Speech Lang Hear Res. 2010 Dec 20;54(4):1022–1038. doi: 10.1044/1092-4388(2010/10-0105)

Table 4.

Group comparison
Amplitude
(mm)
Control Unilateral Bilateral P
25%
     LU 1.17 (0.82) 0.87 (0.46) 0.55 (0.50) * <0.001
     LL 0.92 (0.50) 0.89 (0.52) 0.45 (0.35) * <0.001
     RU 1.11 (0.63) 0.69 (0.47) 0.39 (0.22) * <0.001
     RL 1.03 (0.69) 0.52 (0.34) 0.43 (0.33) * 0.001
50%
     LU 1.45 (0.78) 1.25 (0.60) 0.70 (0.59) * <0.001
     LL 1.09 (0.51) 1.04 (0.53) 0.73 (0.61) * 0.001
     RU 1.45 (0.72) 0.82 (0.51) 0.67 (0.55) * <0.001
     RL 1.23 (0.65) 0.80 (0.58) 0.56 (0.48) * <0.001
75%
     LU 1.20 (0.50) 1.15 (0.54) 0.81 (0.46) * <0.001
     LL 0.81 (0.37) 0.89 (0.39) 0.90 (0.54) 0.386
     RU 1.15 (0.60) 0.74 (0.49) 0.66 (0.33) * 0.008
     RL 0.93 (0.39) 0.69 (0.39) 0.60 (0.39) * 0.002
Vertical Phase Difference
(radians)
Control Unilateral Bilateral P
25%
    LU - LL 0.64 (0.53) 0.64 (0.70) 0.50 (0.48) 0.472
    RU - RL 0.79 (0.80) 0.66 (0.78) 0.87 (0.71) 0.338
50%
    LU - LL 0.59 (0.47) 0.73 (0.42) 0.57 (0.81) 0.890
    RU - RL 0.53 (0.47) 0.67 (0.88) 0.43 (0.41) 0.105
75%
    LU - LL 0.90 (0.62) 0.88 (0.69) 0.35 (0.63) 0.069
    RU - RL 0.56 (0.45) 0.67 (0.73) 0.37 (0.42) 0.120
Frequency
(Hz)
Control Unilateral Bilateral P
50%
     LU 258.99 (96.24) 270.60 (73.28) 304.06 (86.14) * <0.001
     LL 259.27 (96.29) 270.79 (73.64) 305.23 (87.44) * <0.001
     RU 258.93 (95.96) 270.59 (74.26) 305.87 (89.56) * <0.001
     RL 260.20 (97.63) 271.11 (75.10) 305.53 (89.43) * <0.001

Mean and standard deviations of amplitude, phase difference, and frequency in control, unilaterally injured, and bilaterally injured conditions under different line scan positions

*

Significant P-value