Table 5. Unadjusted and adjusted prevalence ratios (PR) and 95% confidence intervals (CI) of unmet need for surgery in Manaus (n = 5,800).

Variables	PR (95%CI)	p	Adjusted PR (95%CI)	p
Year		< 0.001		< 0.001
2015	1.00		1.00
2019	0.76 (0.66–0.88)		0.75 (0.65–0.86)
Sex		< 0.001		< 0.001
Women	1.00		1.00
Men	0.68 (0.59–0.78)		0.76 (0.65–0.88)
Age group (years)		< 0.001		< 0.001
18–24	1.00		1.00
25–34	1.48 (1.13–1.92)		1.28 (0.99–1.67)
35–44	2.32 (1.80–2.98)		1.78 (1.38–2.31)
45–59	2.43 (1.89–3.12)		1.54 (1.18–2.01)
≥ 60	2.63 (1.99–3.46)		1.29 (0.92–1.81)
Race/skin color		0.150		0.360
White	1.00		1.00
Black	0.84 (0.60–1.16)		0.86 (0.62–1.19)
Asian	1.09 (0.72–1.64)		0.93 (0.62–1.41)
Brown	1.15 (0.94–1.40)		1.08 (0.89–1.32)
Indigenous	0.91 (0.51–1.61)		0.84 (0.50–1.40)
Marital status		0.034		0.511
With partner	1.00		1.00
Without partner	0.86 (0.76–0.99)		0.96 (0.84–1.09)
Social class		0.032		0.144
A/B	1.00		1.00
C	1.29 (1.04–1.61)		1.24 (1.01–1.55)
D/E	1.36 (1.08–1.71)		1.20 (0.94–1.52)
Educational level		< 0.001		0.334
Higher education or above	1.00		1.00
High school	0.74 (0.55–0.98)		0.77 (0.58–1.02)
Elementary school	0.74 (0.54–1.02)		0.77 (0.56–1.06)
Less than elementary school	1.07 (0.80–1.43)		0.79 (0.58–1.06)
Occupation		< 0.001		0.135
Formal job	1.00		1.00
Informal job	1.15 (0.93–1.41)		0.97 (0.79–1.21)
Retired	1.73 (1.35–2.21)		1.11 (0.81–1.50)
Student/housewife	1.13 (0.92–1.39)		0.89 (0.71–1.12)
Unemployed	0.85 (0.66–1.10)		0.77 (0.60–1.00)
Health status		< 0.001		< 0.001
Good	1.00		1.00
Fair	2.26 (1.96–2.60)		1.70 (1.45–1.98)
Poor	2.77 (2.26–3.38)		1.82 (1.46–2.28)
Health insurance		0.150		0.427
No	1.00		1.00
Yes	0.89 (0.73–1.09)		0.92 (0.74–1.14)
Number of chronic diseases		< 0.001		< 0.001
0	1.00		1.00
1	1.57 (1.28–1.93)		1.38 (1.12–1.69)
≥ 2	3.12 (2.62–3.72)		2.16 (1.76–2.64)

Note: Statistically significant values are shown in bold.