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Table 2 Mean follicular end points (mean ± SEM) among experimental groups

From: Effects of a single 20 mg dose of letrozole on ovarian function post dominant follicle selection: an exploratory randomized controlled trial

Experimental Group N Day of treatment (d) Peak diameter (mm) Follicular growth rate (mm/d) Interval from treatment to OV (d)
12 mm 10 9.2 ± 0.4 23.2 ± 1.0 1.5 ± 0.1 7.4 ± 0.6
18 mm 10 14.5 ± 1.1a 19.8 ± 0.6 1.3 ± 0.1 1.9 ± 0.2a
Post OV 10 17.9 ± 0.8a, b 20.7 ± 1.3 1.5 ± 0.1 −1.0 ± 0.0a, b
Control 11 NA 19.8 ± 1.4 1.2 ± 0.1 NA
P-value   0.0001 0.1266 0.1809 0.0001
  1. All comparisons are within columns
  2. adifference from 12 mm group (P < 0.05)
  3. bdifference from 18 mm group (P < 0.05)