Table 1

Baseline characteristics of the 59 pregnant women included in study

VariablesFT (n=26), mean±SDSP (n=33), mean±SDP values
Fertility treatmentsOS=7
IUI = 12
IVF = 7
Age (years)32.2±3.630.9±4.20.23
Parity0.4±0.60.6±0.60.36
 0 (n)57.7% (15)45.5% (15)0.35
 ≥1 (n)42.3% (11)54.6% (18)
Prepregnancy BMI (kg/cm2)26.3±7.325.2±6.60.54
 Underweight <18.40% (0)3.1% (1)0.81
 Normal weight (18.5–24.9)60.0 (15)62.5% (20)
 Overweight (25.0–29.9)20.0 (5)18.8% (6)
 Obese ≥30.020.0%(5)15.6% (5)
Education levels
 Non-university degree42.3% (11)33.3% (11)0.48
  University degree57.7% (15)66.7% (22)
LPP history (yes)*46.2% (12)54.6% (18)0.52
Prevalence of pregnancy-related LPP over the last week (yes)34.6% (9)48.5% (16)0.33
Severity of pregnancy-related LPP over the last week2.9±1.94.1±2.30.18
State anxiety37.4±11.634.2±9.10.28
Trait anxiety39.8±10.037.1±9.40.26
Daily steps5328±15515569±15520.8
Daily MVPA (min)16.3±10.017.4±13.20.97
  • Missing data: prepregnancy BMI: 1 FT, 1 SP; state and trait anxiety: 1 SP; accelerometer data: 4 SP; 6 FT

  • *LPP history includes history of pregnancy-related LPP and LPP not related to pregnancy.

  • BMI, body mass index; FT, fertility treatment; IUI, intrauterine insemination; IVF, in vitro fertilisation; LPP , lumbopelvic pain; MVPA, moderate-to-vigorous physical activity; OS, ovarian stimulation; SP, spontaneous conception.