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Table 5 Geometric mean organochlorine concentrations in first cycle follicular fluid or serum (ng/g wet weight) by study period

From: Serum and follicular fluid organochlorine concentrations among women undergoing assisted reproduction technologies

  Follicular fluid Serum
  Phase 1 (1994–1998); n = 31 Phase 2 (1999–2003); n = 41 p-value Phase 1 (1994–1998); n = 56 Phase 2 (1999–2003); n = 54 p-value
HCB 0.036 0.029 0.2 0.104 0.083 0.05
Oxychlordane 0.013 0.010 0.02 0.052 0.039 0.003
Trans-nonachlor 0.021 0.016 0.09 0.106 0.075 0.001
Mirex 0.004 0.003 0.10 0.015 0.013 0.2
p,p'-DDE 0.48 0.32 0.2 1.53 0.98 0.01
p,p'-DDT 0.017 0.010 0.02 0.086 0.049 <0.0001
PCB 118 0.034 0.025 0.08 0.106 0.079 0.02
PCB 138 0.056 0.035 0.04 0.181 0.122 0.0004
PCB 153 0.086 0.052 0.02 0.306 0.214 0.0002
PCB 180 0.051 0.032 0.01 0.187 0.134 0.005
Sum PCB 0.47 0.28 0.004 1.57 1.26 0.03
  1. at-test using ln-transformed values.