The demographics of teachers in the United States look similar to those of teachers elsewhere in the developed world. Across public and private institutions at all levels of education, 69.4 percent of teachers are women, compared with 65.1 percent across the O.E.C.D.
According to published reports, âplainâ PRP (without ECM) tends to improve hair caliber and hair growth for about four to six weeks, requiring multiple repeated treatments as often as every other month. When using ECMs like ACell or BioD, the effects of PRP have been reported to be stronger and last longer.
PRP reduces the risk of severe vision loss compared with no treatment in eyes with high-risk PDR. Eyes with high-risk PDR should receive prompt treatment with PRP. Eyes with two or fewer high risk characteristics (HRCâs) still benefit from PRP, but the benefit is small and risks of treatment may outweigh the benefits.