osteoporosis_self_assessment_tool: Osteoporosis Self-Assessment Tool (OST) for Women

In cliot: Clinical Indices and Outcomes Tools

Osteoporosis Self-Assessment Tool (OST) for Women

Description

Calculates the OST score to stratify the risk of osteoporosis in postmenopausal women using only age and weight. The tool was originally developed for Asian populations but has been validated in other cohorts to help select women for Bone Mineral Density (BMD) testing.

Usage

osteoporosis_self_assessment_tool(age, weight_kg)

Arguments

age	Numeric. Patient age in years.
weight_kg	Numeric. Patient weight in kilograms.

Value

A list containing:

OST_Score	The calculated score (truncated integer).
Risk_Category	Classification (Low >1, Moderate -3 to 1, High < -3).
Recommendation	Guidance regarding BMD testing.

References

Koh LK, Sedrani O, Lim SE, et al. A simple tool to identify Asian women at increased risk of osteoporosis. Osteoporos Int. 2001;12(8):699-705. doi:10.1007/s001980170070

Examples

# Example 1: High Risk
# 75yo, 45kg -> (45-75)*0.2 = -6
osteoporosis_self_assessment_tool(75, 45)

# Example 2: Low Risk
# 55yo, 70kg -> (70-55)*0.2 = 3
osteoporosis_self_assessment_tool(55, 70)

cliot documentation built on Dec. 1, 2025, 1:06 a.m.