Table 4

Patient characteristics associated with cataract surgery in both eyes, estimated through logistic regression (n=210)

	No	% both eyes surgery	Adjusted odds ratio C.I. (95%)
Age
⩽64 years	64	62.5	1.83	1.05	3.19
65–74 years	70	51.4	Reference
⩾74 years	76	46.1	0.60	0.37	0.97
Working
No	194	51.5	Reference
Yes	16	68.8	1.18	0.59	2.36
Teaching hospital
Yes	170	55.9	Reference
No	40	40.0	0.71	0.46	1.09
Ocular comorbidity
At least one	74	55.4	Reference
No	136	51.5	1.04	0.73	1.48
Visual acuity in the fellow eye
Better than 6/12	39	17.9	Reference
6/15 to 6/12	41	39.0	1.09	0.62	1.91
6/18 or worse	130	67.7	3.92	2.40	6.40
Visual acuity in the operated eye (1)
Better than 6/12	127	51.2	Reference
6/15 to 6/12	41	51.2	0.83	0.48	1.44
6/18 or worse	42	59.5	1.29	0.70	2.39
Cataract Symptom Score^*(1)
1	173	53.2	Reference
2–4	31	54.8	1.28	0.44	3.03
4	6	33.3	0.59	0.15	2.26
VF-14 score^†(1)
>95	122	48.4	Reference
71–95	61	60.7	1.31	0.77	2.23
⩽70	27	55.6	0.83	0.39	1.76
SIP score^‡(1)
⩽10	141	55.3	Reference
11–30	44	52.3	1.07	0.60	1.89
>30	25	40.0	0.65	0.32	1.30

(1) Postoperative period after first eye cataract surgery. ^* Range (0,15). Higher score indicates more symptoms. ^† Range (0, 100). Higher score indicates better function. ^‡Range (0, 100). Higher score indicates more dysfunction.