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. Author manuscript; available in PMC: 2014 Jul 10.
Published in final edited form as: Am J Perinatol. 2012 May 29;29(9):723–730. doi: 10.1055/s-0032-1314895

Table 1.

Conversion of the −5 to +5 Scale to −3 to +3 Scale

−5 to +5 −3 to +3
−5 −3
−4, −3 −2
−2, −1 −1
0 0
+1, +2 +1
+3, +4 +2
+5 +3