August 31st, 2010, 08:50 PM
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Platinum Supermommy
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Join Date: Aug 2006
Location: Alberta, Canada
Posts: 10,159
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It's the overall pattern that counts, not how high or low the temps are. When you see 3 higher than the previous 6 ones, you can be pretty confident of ovulation. If you start tempting too late to see that shift from lower to higher, you can hope...but you can't be sure.
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