From: Maternal physiological calming responses to infant suckling at the breast
Correlation (N = 23) | Resting | BF− | BF+ | With infant (BF+/ー) | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
M_sleepiness | M_totalVocal | M_spVocal | I_NegVocal | M_sleepiness | M_totalVocal | M_spVocal | I_NegVocal | M_sleepiness | M_totalVocal | M_spVocal | I_NegVocal | M_sleepiness | M_totalVocal | M_spVocal | I_NegVocal | |||
Spearman's ρ | IBI | Correlation coefficient | 0.191 | 0.226 | 0.292 | 0.002 | − 0.019 | 0.000 | − 0.034 | − 0.045 | − 0.212 | − 0.036 | − 0.052 | 0.233 | − 0.224 | − 0.112 | − 0.068 | 0.165 |
Sig.(2-tailed) | 0.382 | 0.299 | 0.177 | 0.993 | 0.930 | 1.000 | 0.879 | 0.837 | 0.332 | 0.870 | 0.813 | 0.284 | 0.303 | 0.612 | 0.757 | 0.451 | ||
RMSSD | Correlation coefficient | 0.107 | 0.269 | 0.267 | 0.100 | 0.019 | 0.161 | 0.130 | − 0.228 | − 0.311 | 0.080 | 0.052 | 0.040 | − 0.308 | 0.150 | 0.118 | -0.102 | |
Sig.(2-tailed) | 0.626 | 0.214 | 0.218 | 0.650 | 0.930 | 0.463 | 0.553 | 0.295 | 0.148 | 0.716 | 0.813 | 0.855 | 0.153 | 0.494 | 0.593 | 0.645 | ||
pNN50 | Correlation coefficient | 0.138 | 0.192 | 0.178 | 0.038 | − 0.010 | 0.172 | 0.165 | − 0.204 | − 0.348 | 0.109 | 0.065 | 0.075 | − 0.313 | 0.142 | 0.121 | -0.109 | |
Sig.(2-tailed) | 0.531 | 0.381 | 0.417 | 0.864 | 0.965 | 0.433 | 0.453 | 0.351 | 0.103 | 0.621 | 0.769 | 0.735 | 0.146 | 0.517 | 0.584 | 0.621 | ||
LFnu | Correlation coefficient | 0.252 | − 0.029 | − 0.027 | − 0.109 | − 0.253 | 0.499* | 0.399† | − 0.192 | − 0.041 | 0.405† | 0.501* | 0.061 | − 0.192 | 0.513* | 0.430* | − 0.064 | |
Sig.(2-tailed) | 0.247 | 0.895 | 0.903 | 0.621 | 0.244 | 0.015 | 0.059 | 0.380 | 0.852 | 0.055 | 0.015 | 0.781 | 0.381 | 0.012 | 0.041 | 0.772 | ||
HFnu | Correlation coefficient | 0.100 | − 0.364† | − 0.428* | − 0.157 | 0.448* | − 0.145 | − 0.264 | − 0.068 | − 0.129 | − 0.222 | − 0.093 | − 0.232 | 0.052 | − 0.206 | − 0.291 | − 0.197 | |
Sig.(2-tailed) | 0.651 | 0.088 | 0.041 | 0.475 | 0.032 | 0.508 | 0.224 | 0.759 | 0.558 | 0.308 | 0.672 | 0.287 | 0.813 | 0.347 | 0.179 | 0.368 | ||
LF/HF | Correlation coefficient | 0.060 | 0.337 | 0.411† | 0.079 | − 0.545* | 0.449* | 0.513* | − 0.061 | − 0.010 | 0.449* | 0.463* | 0.305 | − 0.167 | 0.508* | 0.507* | 0.108 | |
Sig.(2-tailed) | 0.786 | 0.116 | 0.052 | 0.719 | 0.007 | 0.032 | 0.012 | 0.783 | 0.964 | 0.032 | 0.026 | 0.157 | 0.447 | 0.013 | 0.014 | 0.624 |