Table 4

Results of the unconditional regression analysis

Variable

B

SE

P-value

Odds ratio

95% CI

Age^a

Age^b

0.360

0.250

0.150

1.4

0.9–2.3

Age^c

1.123

0.256

0.001

3.1

1.9–5.1

Place

Group

Group^d

-0.854

0.349

0.014

0.4

0.2–0.8

Group^f

1.513

0.407

0.001

4.5

2.0–10.1

B12^g

0.714

0.338

0.034

2.0

1.1–4.0

Anemia^g

0.535

0.262

0.041

1.7

1.02–2.9

Folate^g

1.323

0.714

0.064

3.8

0.9–15.2

a: 64–70 yrs b: 71–79 c: ≥ 80 d: Health Centre e: Open Centre for Elderly f: Old Peoples Home g: Abnormal value

Argyriadou et al. BMC Family Practice 2001 2:5   doi:10.1186/1471-2296-2-5