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Table 2 Reported History of SAB Stratified by Gravidity for Years Worked in the Flower Industry in the Previous Six Years, Ecuador (n = 153), 2003

From: Employment in the Ecuadorian cut-flower industry and the risk of spontaneous abortion

  Time spent working in the flower industry in the past 6 years*
  None 1 yeara 2 yearsb 3 yearsc 4 yearsd 5 yearse 6 yearsf
Reported History of SAB by gravidity N (%)       
≥ 2 pregnancies & no history of SAB 59 (48.0) 13 (10.6) 2 (1.6) 9 (7.3) 12 (9.8) 12 (9.8) 16 (13.0)
≥ 2 pregnancies & history of SAB 8 (26.7) 0 (0.0) 1 (3.3) 3 (10.0) 5 (16.7) 6 (20.0) 7 (23.3)
  1. * p = 0.04
  2. a ≤ 12 months; b > 12 to ≤ 24 months; c > 24 to ≤ 36 months; d > 36 to ≤ 48 months; e > 48 to ≤ 60 months; f > 60 to ≤ 72 months