Table 3 Characteristics of the participants (N = 453)

Age (years)^a

36.91 ± 4.07

Age of husband (years)^a

38.61 ± 4.33

Height (cm)^a

161.54 ± 4.97

Weight (kg)^a

57.32 ± 9.18

Marriage duration (months)^a

63.95 ± 38.48

Pregnancy trial duration (months)^a

36.91 ± 4.08

Frequency of sexual intercourse (number/month)^a

4.82 ± 2.76

Birth history

 Experienced full-term delivery^b

44 (9.71%)

 Experienced pre-term delivery^b

8 (1.77%)

 Experienced miscarriage^b

165 (36.42%)

Previous treatment history

 Infertility treatment^b

390 (86.09%)

 Ovulation induction^b

192 (42.38%)

 IUI^b

253 (55.85%)

 IVF^b

212 (46.80%)

 Herbal medicine treatment^b

214 (47.24%)

Male factor

 Sexually dysfunctioning partner^b

22 (4.86%)

 Abnormality in semen analysis^b

98 (21.63%)