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Table 2 Odd ratios of T2DM according to midpoint of sleep and night sleep duration by gender

From: Associations of midpoint of sleep and night sleep duration with type 2 diabetes mellitus in Chinese rural population: the Henan rural cohort study

 

Total

Men

Women

Case/N

Model 1

Model 2

Case/N

Model 1

Model 2

Case/N

Model 1

Model 2

Midpoint of sleep

 Early

1324/11560

1.10 (1.01–1.19)

1.13 (1.04–1.22)

482/4664

1.11 (0.97–1.26)

1.15 (1.00–1.32)

842/6896

1.09 (0.98–1.20)

1.11 (1.00–1.23)

 Intermediate

1483/16456

1.00

1.00

540/6220

1.00

1.00

943/10236

1.00

1.00

 Late

773/9260

1.14 (1.04–1.25)

1.14 (1.03–1.26)

306/3572

1.16 (0.99–1.35)

1.17 (0.99–1.37)

467/5688

1.09 (0.97–1.23)

1.09 (0.96–1.24)

Night sleep duration

  < 5

71/619

1.16 (0.90–1.50)

1.12 (0.84–1.50)

15/247

0.62 (0.37–1.06)

0.71 (0.40–1.25)

56/372

1.49 (1.10–2.00)

1.51 (1.07–2.14)

 5-

137/1662

0.87 (0.72–1.04)

0.84 (0.69–1.04)

44/689

0.68 (0.49–0.94)

0.69 (0.49–0.97)

93/973

0.98 (0.78–1.23)

0.98 (0.76–1.27)

 6-

496/5995

0.89 (0.80–1.00)

0.88 (0.78–0.98)

199/2482

0.87 (0.73–1.04)

0.87 (0.73–1.04)

297/3513

0.09 (0.78–1.04)

0.88 (0.76–1.02)

 7-

1144/12505

1.00

1.00

456/4979

1.00

1.00

688/7526

1.00

1.00

 8-

1027/10621

1.02 (0.93–1.11)

1.02 (0.93–1.11)

375/3861

1.03 (0.89–1.19)

1.02 (0.88–1.19)

652/6760

1.02 (0.91–1.15)

1.02 (0.91–1.15)

 9-

491/4373

1.10 (0.98–1.23)

1.11 (0.99–1.25)

169/1621

1.06 (0.88–1.28)

1.08 (0.89–1.31)

322/2752

1.13 (0.98–1.31)

1.14 (0.98–1.32)

  ≥ 10

214/1501

1.32 (1.13–1.55)

1.28 (1.08–1.51)

70/577

1.22 (0.93–1.60)

1.23 (0.93–1.64)

144/924

1.37 (1.12–1.68)

1.31 (1.07–1.61)

  1. Model 1: adjusted for age, gender (only for total participants);
  2. Model 2: adjusted for age, gender (only for total participants), marital status, educational levels, average income per month, high vegetables and fruits intake, high fatty diet, smoking status, drinking status, physical activity, body mass index, family history of diabetes, napping duration, sleep quality, snoring, night sleep duration or midpoint of sleep