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Table 6 Prospective impact of psychosocial characteristics and previous back pain at baseline on self assessed "poor" work ability.

From: Emotional support predicts more sickness absence and poorer self assessed work ability: a two-year prospective cohort study

Characteristic

Age and sex adjusted

(Model I)†

Adjusted for the final model

(Model III)‡

 

n

OR

95% CI

n

OR

95% CI

Occupation (SES)

      

   Non-manual

185

1 [ref]

.

.

.

.

   Manual

112

2.56

1.35-4.87

.

.

.

   Self-employed

40

1.27

0.44-3.68

.

.

.

Smoking, current

332

1.46

0.73-2.90

.

.

.

BMI

340

1.11

1.04-1.20

.

.

.

Alcohol consumption

      

   Lowa

264

1 [ref]

.

.

.

.

   Mediumb

36

0.91

0.33-2.55

.

.

.

   Highc

25

2.33

0.84-6.51

.

.

.

Disease (self rep.diagnosis)

341

1.09

0.61-1.96

.

.

.

Past sickness absence

340

2.37

1.28-4.40

.

.

.

I Work environment

      

Job strain

324

14.85

2.54-86.69

298

11.71

1.69-81.01

   Psychological demands

327

1.07

0.95-1.21

299

1.07

0.93-1.22

   Decision latitude

338

0.84

0.75-0.94

309

0.83

0.73-0.95

Social support at work

319

0.88

0.76-1.02

289

0.88

0.75-1.04

Overcommitment

330

1.00

0.94-1.07

300

1.05

0.97-1.14

II Emotional support

338

1.28

0.90-1.81

307

1.28

0.89-1.86

III Psychological resources

      

1. Sense of coherence

338

0.96

0.93-0.99

308

0.97

0.93-1.00

2. Mastery

331

0.86

0.78-0.95

300

0.84

0.76-0.94

3. Self-esteem

329

0.90

0.85-0.96

299

0.91

0.85-0.98

4. Perceived control

312

0.95

0.91-0.99

285

0.97

0.92-1.01

Previous back pain

330

2.78

1.31-5.92

301

2.62

1.18-5.84

  1. The odds ratio in italics denotes significance (p < 0.05). (Result from Model II, see text). In model III odds ratios for confounders are not reported as separate regressions were run for each of the 10 psychosocial variables and previous back pain.
  2. n = number of observations used; OR = odds ratio; CI = confidence interval.
  3. aLow (< 80 g/week for women, < 110 g/week for men)
  4. bMedium (between 80-139 g/week for women, 110-169 g/week for men)
  5. cHigh (≥ 140 g/week for women, ≥ 170 g/week for men)
  6. †Adjusted for age, sex; ‡Adjusted for age, sex, BMI, smoking, alcohol consumption, SES, disease (self report of diagnosis), and past sickness absence.