Table 5 Risk factors for persistent poor sleep quality after thyroid surgery.

From: Sleep quality of patients with papillary thyroid carcinoma: a prospective longitudinal study with 5-year follow-up

 

Univariate analysis

Multivariate analysis

OR

95% CI

p-value

OR

95% CI

p-value

Age

1.08

0.99–1.17

0.083

1.13

1.01–1.26

0.032

Women

2.91

0.45–8.74

0.261

BMI

1.08

0.95–1.23

0.259

Initial PSQI score

1.31

0.99–1.74

0.060

1.46

1.06–2.01

0.021

Initial ESS score

0.99

0.86–1.15

0.926

Initial SSS score

1.31

0.55–3.07

0.543

Hypertension

2.91

0.45–8.74

0.261

Diabetes mellitus

1.21

0.07–9.22

0.894

Preoperative TSH, mL/dL

2.62

0.21–12.08

0.452

Tumor size, cm

1.83

0.55–6.09

0.322

   

Lateral lymph node metastasis

1.23

0.15–9.97

0.846

Total thyroidectomy

1.50

0.38–6.00

0.566

   

Radioactive iodine treatment

1.06

0.23–4.94

0.943

  1. Persistent poor sleeper was defined as a patient who had a PSQI score greater than 7 at postoperative 10 months.
  2. OR odds ratio, CI confidence interval, BMI body mass index, PSQI Pittsburgh sleep quality index, ESS Epworth sleepiness scale, SSS Stanford sleepiness scale, TSH thyroid stimulating hormone.