Ethnic variation in prevalence, self-reported barriers and outcome of cataract surgery in a rural population in southwestern China: the Yunnan minority eye study

Table 8 Effect of variables on presenting and best-corrected visual acuity< 20/63 in cataract-operated eyes by multiple logistic regression analysis

Variables	Presenting visual acuity			Best-corrected visual acuity
Variables	Regression coefficent	Adjusted OR (95% CL)^a	P value	Regression coefficent	Adjusted OR (95% CL)^a	P value
Ethnicity
Han	Reference			Reference
Bai	−0.584	0.56 (0.33–0.94)	0.029	−0.205	0.81 (0.48–1.38)	0.443
Yi	− 0.243	0.78 (0.51–1.21)	0.268	−0.631	0.53 (0.34–0.84)	0.007
Age(years)
50–59	Reference			Reference
60–69	−0.383	0.68 (0.27–1.70)	0.412	0.006	1.01 (0.34–2.96)	0.991
70–79	0.20	1.02 (0.43–2.45)	0.965	0.439	1.55 (0.55–4.34)	0.404
80+	−0.130	0.88 (0.34–2.26)	0.787	0.645	1.91 (0.65–5.61)	0.241
Gender
Male	Reference			Reference
Female	0.319	1.38 (0.89–2.12)	0.150	0.426	1.53 (0.95–2.46)	0.079
Education(years)
0	Reference			Reference
1–6	−0.728	0.48 (0.31–0.76)	0.002	−0.994	0.37 (0.22–0.63)	< 0.001
> 6	−1.348	0.26 (0.12–0.55)	< 0.001	−1.343	0.26 (0.11–0.63)	0.003
IOL status
Pseudophakic	Reference			Reference
Aphakic	2.470	11.82 (4.02–34.76)	< 0.001	2.056	7.82 (4.28–14.28)	< 0.001
Year of surgery
≥ 2001	Reference			Reference
≤ 2000	1.115	3.05 (1.49–6.26)	0.002	0.603	1.83 (0.98–3.40)	0.057
Surgical setting
County/ township	Reference			Reference
Provincial/ municipal	−0.581	0.56 (0.34–0.92)	0.021	−0.143	0.87 (0.51–1.47)	0.597

ISSN: 1471-2458