Barely Significant

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Besides, in terms of seedling growth stage, the chlorophyll content of leaves showed a trend of first increasing and then decreasing, reaching the peak value on the seventh day, which was attributed to a high concentration of allelochemicals and prolonged exposure to allelochemicals causing an impaired chlorophyll synthesis, decreased stomatal opening and the stomatal opening ratio in leaves 45 .
After exclusion of samples taken after clinical intervention for cervical shortening had been initiated, unadjusted elafin concentrations measured at 10–13 +6 weeks’ gestation were higher overall in women who delivered prior to 34 weeks’ gestation (n = 390, ratio 1.76, 1.00 to 3.10, p = 0.05) though this did not quite reach statistical significance, nor after adjustment (n = 387, 1.59, 0.93–2.80).