TABLE 4

Correlations of LENA Variables at 32 and 36 Weeks’ Corrected Age Recordings With 7- and 18-Month Bayley-III Scores

32-week recordingsCCLCRCEC
7 Months
(n = 32)18 Months
(n = 31)7 Months
(n = 28)18 Months
(n = 31)7 Months
(n = 32)18 Months
(n = 31)7 Months
(n = 28)18 Months
(n = 31)
Adult words/h0.240.270.270.45*0.35**0.32*0.080.53*
Conversational turns/h0.36*0.180.37*0.41*0.36*0.230.240.54*
Child vocalizations/h0.230.200.240.220.270.060.110.35**
36-week recordingsCCLCRCEC
7 Months18 Months7 Months18 Months7 Months18 Months7 Months18 Months
(n = 30)(n = 29)(n = 26)(n = 29)(n = 30)(n = 29)(n = 26)(n = 29)
Adult words/h0.48*0.080.180.300.130.130.120.44*
Conversational turns/h0.50*−0.020.340.060.23−0.060.310.19
Child vocalizations/h0.44*−0.170.36−0.050.25−0.090.310.01
  • Zero-order Pearson correlations for 32- and 36-week recordings and 7- and 18-month Bayley-III scores. *P < .05; **P = .05. CC, cognitive composite score; LC, language composite score; RC, receptive communication score; EC, expressive communication score.