Skip to main content

Table 1 Baseline data

From: Traditional growing rod for early-onset scoliosis in high-altitude regions: a retrospective study

Index H-A groups L-A groups Total P value
No. of patients 23 36 59 0.492
Sex (male/female)(no.) 10/13 14/22 24/35 0.726
Age at initial growing-rod implantation (year) 8.17 ± 2.12 (5–14) 9.36 ± 2.54 (5–14) 8.9 ± 2.4 (5–14) 0.064
Height (cm) 110.39±11.14 (94–140) 122.35±12.29 (95–141) 94–141 (117.68 ± 13.14) 0.00
Weight (kg) 19.39 ± 5.05 (11–34) 26.49±7.93 (13–45) 23.72 ± 7.73 (11–45) 0.00
BMI 15.40 ± 2.15 (11.54–19.45) 17.32 ± 3.10 (13.08–23.92) 16.57 ± 2.91 (11.54–23.92) 0.036
Diagnosis     0.291
 Idiopathic 9 21 31  
 Congenital 10 8 18  
 Neuromuscular 4 6 10  
 Syndromic 0 1 1  
Duration of follow-up (months) 54.72 ± 26.42 (24–111) 45.65 ± 22.71 (24–132) 51.91 ± 25.23 (24–132) 0.18
Surgical procedures per patient (no.) 89/3.87 145/4.03 234/3.97  
Patients with final fusion (no.) 9 22 31 0.099
Single/dual rods (no.) 6/17 30/6 36/23 0.00
Subcutaneous/submuscular (no.) 12/11 18/18 30/29 0.871
Number of surgical procedures 3.87 ± 1.36 (2–7) 4.03 ± 1.93 (2–10) 3.97 ± 1.72 (2–10) 0.732
The average interval of operations (months) 12.17 ± 2.59 (5–24) 10.94 ± 3.15 (4–24) 11.4 ± 3.0 (4–24) 0.08