Association between Pain in Adolescence and Low Back Pain in Adulthood: Studying a Cohort of Mine Workers

Table 1

Description of the participants included in the first text message-study period, at baseline, in relation to gender, age, height, weight, BMI, and smoking status.

Characteristics	Participants		All
	Male	Female
Gender (%)	73 (60.3)	48 (39.7)	121 (100)
Age (years), mean (SD)	42.8 (10.3)	36.2 (10.6)	40.2 (10.9)
Category 20–40 years (%)	28 (38.4)	34 (70.8)	62 (51.2)
Category 41–65 years (%)	45 (61.6)	14 (29.2)	59 (48.8)
Height (cm), mean (SD)	178.3 (7.3)	165.7 (5.5)	173.3 (9.0)
Weight (kg), mean (SD)	85.5 (13.8)	68.2 (13.8)	78.6 (16.1)
BMI mean (SD)	26.8 (3.5)	24.8 (4.6)	26.0 (4.1)
Smoking    (%)
Nonsmoker	51 (70.8)	28 (58.3)	79 (65.8)
Smoker	11 (15.3)	6 (12.5)	17 (14.2)
Former smoker	10 (13.9)	14 (29.2)	24 (20.0)

: number of participants.