Research Article
A Preliminary Report on Disordered Speech with Deep Brain Stimulation in Individuals with Parkinson's Disease
Table 6
Average (and standard deviation) F1 and F2 slope (Hz/ms) for the diphthongs with and without stimulation.
| | Participant | Diphthong | Stimulation on | Stimulation off | | F1 | F2 | F1 | F2 |
| | F1 | /ɔɪ/ | −0.74 (0.72) | 11.07 (2.14) | −0.60 (0.81) | 9.26 (2.46) | | /ɑʊ/ | −0.94 (0.30) | −0.85 (0.35) | −0.55 (0.64) | −0.34 (1.02) | | /ɑɪ/ | −0.15 (0.44) | 2.98 (1.15) | −0.86 (0.61) | 2.61 (0.77) | | /eɪ/ | −2.31 (1.71) | 4.81 (0.94) | −2.64 (1.24) | 2.69 (0.53) | | M4 | /ɔɪ/ | −0.24 (0.37) | 6.45 (0.65) | −0.24 (0.62) | 7.82 (1.40) | | /ɑʊ/ | 0.32 (0.73) | −3.87 (0.74) | 0.02 (0.26) | −2.79 (0.38) | | /ɑɪ/ | −0.78 (0.35) | 3.35 (1.43) | −0.97 (0.28) | 2.59 (0.85) | | /eɪ/ | −0.87 (0.52) | 0.95 (0.72) | −0.68 (0.65) | 1.54 (0.58) | | M5 | /ɔɪ/ | −0.68 (0.73) | 9.79 (2.07) | −0.08 (0.75) | 8.62 (2.16) | | /ɑʊ/ | 0.37 (0.46) | −3.19 (0.31) | 0.21 (0.24) | −2.15 (0.66) | | /ɑɪ/ | −1.53 (0.64) | 3.22 (0.81) | −1.57 (0.65) | 3.61 (0.43) | | /eɪ/ | −0.45 (0.53) | 2.02 (0.95) | −0.10 (0.30) | 2.63 (1.48) | | M8 | /ɔɪ/ | −0.88 (0.42) | 8.46 (0.54) | −0.10 (0.29) | 8.58 (0.81) | | /ɑʊ/ | 0.57 (0.63) | −1.86 (0.62) | 0.69 (0.69) | −2.43 (0.66) | | /ɑɪ/ | −0.60 (0.88) | 2.46 (0.42) | −1.23 (0.33) | 2.54 (0.68) | | /eɪ/ | −0.84 (0.27) | 1.44 (0.28) | −0.49 (0.22) | 0.94 (0.28) | | M9 | /ɔɪ/ | −0.80 (0.53) | 9.47 (1.92) | −1.21 (0.83) | 9.64 (2.10) | | /ɑʊ/ | −0.32 (0.52) | −2.16 (0.77) | 0.29 (0.60) | −1.92 (1.21) | | /ɑɪ/ | −0.62 (1.30) | 2.62 (1.94) | −0.86 (0.23) | 1.50 (2.64) | | /eɪ/ | −0.69 (0.73) | 1.72 (0.66) | −1.18 (0.84) | 2.01 (0.14) | | M10 | /ɔɪ/ | −1.00 (0.92) | 11.50 (2.10) | −0.79 (0.74) | 10.86 (1.87) | | /ɑʊ/ | 0.23 (0.34) | −2.65 (0.89) | 0.49 (0.52) | −3.12 (0.57) | | /ɑɪ/ | −0.49 (0.51) | 4.44 (1.17) | −0.49 (1.26) | 2.85 (0.94) | | /eɪ/ | −0.83 (0.60) | 1.17 (0.55) | −0.83 (0.31) | −0.06 (0.83) |
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