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Table 1 Demographic, health and visual characteristics of bilateral cataract patients by driver self-regulation status (n = 99)

From: Driver self-regulation and depressive symptoms in cataract patients awaiting surgery: a cross-sectional study

Characteristic

Self-regulator

P value

Yes (n = 47)

No (n = 52)

Sex: n (%)

   

Male

22 (46.81%)

28 (53.85%)

 

Female

25 (53.19%)

24 (46.15%)

0.484

Age: mean (SD)

71.40 (8.13)

72.60 (7.67)

0.455

Country of birth: n (%)

   

Australia

22 (46.81%)

24 (46.15%)

 

Not Australia

25 (53.19%)

28 (53.85%)

0.948

Living situation: n (%)

   

Not alone

30 (63.83%)

32 (61.54%)

 

Alone

17 (36.17%)

20 (38.46%)

0.814

Education: n (%)

   

Primary or secondary school

34 (72.34%)

38 (73.08%)

 

Higher education

13 (27.66%)

14 (26.92%)

0.935

Cognition (MMSE score): mean (SD)

27.43 (2.22)

27.38 (2.78)

0.931

Number of chronic conditions: mean (SD)

3.36 (1.54)

2.85 (1.59)

0.105

Visual acuity (logMAR units): mean (SD)

   

Worse eye visual acuity a

0.63 (0.35)

0.56 (0.25)

0.227

Better eye visual acuity a

0.30 (0.18)

0.27 (0.13)

0.332

Bilateral visual acuity a

0.25 (0.21)

0.21 (0.13)

0.204

Contrast sensitivity (log units): mean (SD)

   

Worse eye contrast sensitivity

1.07 (0.48)

1.27 (0.35)

0.027*

Better eye contrast sensitivity

1.47 (0.20)

1.53 (0.16)

0.107

Bilateral contrast sensitivity

1.53 (0.21)

1.57 (0.17)

0.332

Stereopsis a (log seconds of arc): mean (SD)

2.34 (0.71)

2.11 (0.49)

0.068

Depressive symptoms a (CES-D score): mean (SD)

11.72 (9.50)

6.29 (5.10)

0.001*

  1. MMSE Mini Mental State Examination, CES-D Center for Epidemiologic Studies Depression Scale, logMAR logarithm of the minimum angle of resolution, SD standard deviation.
  2. * significant at p < 0.05.
  3. a Lower scores represent better scores.