https://epublications.marquette.edu/cgi/viewcontent.cgi?article=1005&context=nursing_fac
this nadir in temperature has been identified as possibly useful in
predicting ovulation (Lundy et al., 1974). Following ovulation, women generally experience an
increase in the BBT of 0.5°F to 1.0°F; this is called a biphasic pattern (Figure 2).
おそらく実際の検証は
https://pubmed.ncbi.nlm.nih.gov/4834794/
にあるのだろうがPayWallに阻まれているため読めない。