BGLAP and poliomyelitis: ALP was similar in both groups, but OC and CTX were significantly lower in the post-polio group compared to controls (18.34 ± 5.86 vs 27.87 ± 8.61, 95% CI -16.12 to -2.94, p=0.01, and 0.28 ± 0.18 vs 0.60 ± 0.20, 95% CI -0.48 to -0.16, p<01).