Low Body Mass Index Can Identify Majority of Osteoporotic Inflammatory Bowel Disease Patients Missed by Current Guidelines

Table 1

Characteristics of patients in the “not at-risk” and “at-risk” groups defined by absence or presence of fulfilling current screening guidelines.

Characteristic	Not at-risk (𝑛=95)	At-risk (𝑛=196)	P value
Demographics
Age ± SD (years)	43.6±10.9	48.3±16.2	0.01
Female gender (%)	69.5	58.2	0.15
Ethnicity (%)			0.43
White	90.5	86.2
African American	5.3	10.3
Other	4.3	3.5
Risk factors (%)
Crohn’s disease (%)	63.2	63.8	1.00
Smoking (%)			0.17
Current	24.5	14.4
Past	24.5	39.7
Colectomy (%)	4.2	8.3	0.26
Partial	30.9	35.3
Complete	26.6	18.2
Low body mass index (<21 kg/m^2) (%)	47.4	48.1	1.00
Outcome (%)			0.008
Normal Bone mineral density	46.3	29.1
Osteopenia	41.1	48.0	0.52
Osteoporosis	12.6	23.0	0.52

Data reported in percentage (%) for categorical variables, mean±standard deviation (SD) for continuous variables.