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. 2017 Sep 18;60(9):2427–2441. doi: 10.1044/2017_JSLHR-S-16-0125

Table 4.

Means and standard deviations of the three acoustic parameters for each target consonant for the four groups of children in their English and Spanish, respectively.

Measurement Group English
Spanish
/ʃ/ /s/ /tʃ/ /s/ /tʃ/
Segment duration in seconds Monolingual English-speaking children with NH (NHME) 0.164 (0.050) 0.170 (0.044) 0.109 (0.048) N/A N/A
Monolingual English-speaking children with CIs (CIME) 0.221 (0.109) 0.215 (0.094) 0.150 (0.080) N/A N/A
Spanish–English bilingual children with CIs (CIBE/CIBS) 0.177 (0.076) 0.168 (0.077) 0.107 (0.045) 0.179 (0.101) 0.095 (0.040)
Spanish–English bilingual children with NH (NHBE/NHBS) 0.190 (0.088) 0.187 (0.066) 0.131 (0.045) 0.141 (0.060) 0.115 (0.058)
Rise time in seconds Monolingual English-speaking children with NH (NHME) 0.141 (0.055) 0.123 (0.046) 0.069 (0.042) N/A N/A
Monolingual English-speaking children with CIs (CIME) 0.158 (0.105) 0.144 (0.075) 0.098 (0.080) N/A N/A
Spanish–English bilingual children with CIs (CIBE/CIBS) 0.121 (0.078) 0.131 (0.078) 0.066 (0.045) 0.130 (0.087) 0.062 (0.042)
Spanish–English bilingual children with NH (NHBE/NHBS) 0.128 (0.061) 0.149 (0.080) 0.074 (0.041) 0.107 (0.058) 0.074 (0.057)
Spectral mean frequency in Hz Monolingual English-speaking children with NH (NHME) 4728.1 (1103.6) 7176.2 (1017.7) 4927.3 (1225.5) N/A N/A
Monolingual English-speaking children with CIs (CIME) 5589.7 (1297.9) 7286.2 (2331.0) 5209.9 (1536.5) N/A N/A
Spanish–English bilingual children with CIs (CIBE/CIBS) 5864.8 (1298.1) 7267.1 (1825.8) 5678.6 (1355.3) 7244.6 (2029.6) 6004.3 (1397.9)
Spanish–English bilingual children with NH (NHBE/NHBS) 5194.5 (1099.8) 7921.7 (1737.8) 5220.5 (1256.4) 8221.6 (2065.2) 5458.1 (1680.3)

Note. NH = normal hearing; CI = cochlear implants; N/A = not applicable.