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Table 5 Risk grades of NLBP

From: Development and validation of a pre-scoring system for nonspecific low back pain among general population in Guangzhou: a cross-sectional study

Risk category

Development Dataset, N = 1002

Validation Dataset, N = 437

Participants (n)

Incidence, n (%)

Odds Ratio (95% CI)

Participants (n)

Incidence, n (%)

Odds Ratio (95% CI)

Low-risk (0–18 score)

688

29 (4.3)

1.0

298

15 (5.0)

1.0

Intermediate-risk (19–22 score)

210

31 (14.8)

3.9 (2.3–6.7)

97

15 (15.5)

3.5 (1.6–7.4)

High-risk (23–38 score)

104

70 (67.3)

46.8 (26.9–81.4)

42

28 (66.7)

37.7 (16.5–86.1)