“…Socio-demographic measures and determinants of LBP Socio-demographic information included age (later categorised into two categories: 18-40 years and >40 years), profession (farmer/rickshaw puller/office worker), marital status (married/unmarried), education qualification (illiterate/can sign only/institutional education), family category (up to four members/more than four members), monthly family income (up to 15 000 Bangladeshi taka (BDT)/15 000-30 000 BDT/more than 30 000 BDT), 15 residence (village/city), body mass index (BMI) (underweight/normal-weight/overweight), regular physical activity (yes/no), smoking (yes/no), depressive symptoms (yes/no), sleep duration (up to 6 hours/ more than 6 hours), training for own profession (yes/ no), daily working hours (4-8 hours/9-12 hours), 4 duration of working (<5 years/>5 years), chronic disease (yes/ no), family history of LBP (yes/no), numbness in legs or Open access feet (yes/no), healthcare access in the local area (yes/ no), prior knowledge of LBP (yes/no). LBP was evaluated using the Nordic questionnaire (Do you have lower back pain (prolonged or sudden sensations of discomfort, pain, or trouble in the lower back or buttock regions within the 12 months leading up to the questionnaire's completion), yes/no) modified and adapted to the population of Bangladesh.…”