Tables
- TABLE 1
Descriptive statistics of the Nord-Trøndelag Health Study (HUNT) at baseline (1995)
Symptoms n 0 1 2 3 Age years 38.4±8.6 40.3±8.8 40.1±8.8 42.7±8.1 BMI kg·m-2 25.5±3.6 25.8±3.8 25.6±3.7 25.9±4.0 HADS-A 3.1±2.6 4.1±2.9 5.0±3.2 6.4±3.8 HADS-D 2.2±2.2 2.9±2.6 3.5±2.8 4.6±3.4 Sex Male 4171 (55.2) 2778 (54.1) 1450 (56.4) 1588 (59.7) Female 3392 (44.8) 2354 (45.9) 1122 (43.6) 1072 (40.3) Education Low 1148 (15.2) 933 (18.2) 482 (18.7) 740 (27.8) Mid-range 4167 (55.1) 2735 (53.3) 1433 (55.7) 1311 (49.3) High 2248 (29.7) 1464 (28.5) 657 (25.5) 609 (22.9) Economic difficulties No 5495 (72.7) 3496 (68.1) 1595 (62.0) 1603 (60.3) Yes 2068 (27.3) 1636 (31.9) 977 (38.0) 1057 (39.7) Smoking status Never 3902 (51.6) 2437 (47.5) 988 (38.4) 1062 (39.9) Former 1771 (23.4) 1383 (26.9) 639 (24.8) 732 (27.5) Current 1890 (25.0) 1312 (25.6) 945 (36.7) 866 (32.6) Total 7563 (42.2) 5132 (28.6) 2572 (14.3) 2660 (14.8) Data are presented as mean±sd or n (%). BMI: body mass index; HADS-A: Hospital Anxiety and Depression Scale-Anxiety; HADS-D: Hospital Anxiety and Depression Scale-Depression. n=17 927
- TABLE 2
The association between insomnia symptoms and incident asthma in the Nord-Trøndelag Health Study (HUNT) (1995–2008)
Subjects Asthma cases Model 1# p-value Model 2¶ p-value Model 3+ p-value Sleep initiation problems Never 10 669 365 Ref. Ref. Ref. Occasionally 5644 253 1.31 (1.11–1.54) <0.01 1.22 (1.03–1.44) 0.02 1.14 (0.96–1.36) 0.12 Often 692 47 1.97 (1.42–2.67) <0.01 1.65 (1.18–2.25) <0.01 1.4 (0.99–1.93) 0.05 Almost every night 236 21 2.59 (1.59–4.01) <0.01 2.08 (1.27–3.24) <0.01 1.71 (1.03–2.69) 0.03 Continuous 17 927 686 1.37 (1.23–1.51) <0.01 1.26 (1.13–1.40) <0.01 1.18 (1.05–1.32) 0.01 Sleep maintenance problems Never 10 384 367 Ref. Ref. Ref. Occasionally 5913 257 1.26 (1.07–1.48) 0.01 1.23 (1.04–1.45) 0.02 1.16 (0.98–1.37) 0.09 Often 741 52 2.05 (1.50–2.76) <0.01 1.92 (1.40–2.59) <0.01 1.65 (1.19–2.26) <0.01 Almost every night 203 10 1.48 (0.73–2.69) 0.23 1.36 (0.67–2.48) 0.35 1.13 (0.55–2.08) 0.71 Continuous 17 927 686 1.29 (1.15–1.44) <0.01 1.25 (1.12–1.40) <0.01 1.17 (1.04–1.32) 0.01 Nonrestorative sleep Never or a few times a year 12 772 438 Ref. Ref. Ref. 1–2 times per month 2670 127 1.40 (1.14–1.70) <0.01 1.33 (1.08–1.62) 0.01 1.24 (1.01–1.53) 0.04 About once a week 937 54 1.68 (1.25–2.23) <0.01 1.52 (1.12–2.02) 0.01 1.38 (1.01–1.85) 0.03 More than once a week 862 67 2.27 (1.72–2.94) <0.01 1.94 (1.46–2.53) <0.01 1.67 (1.24–2.22) <0.01 Continuous 17 927 686 1.32 (1.21–1.42) <0.01 1.25 (1.15–1.35) <0.01 1.19 (1.09–1.29) <0.01 Data are presented as n or OR (95% CI), unless otherwise stated. Ref: reference. #: adjusted for age and sex; ¶: adjusted for age, sex, body mass index, education, economic difficulty and smoking status; +: adjusted for age, sex, body mass index, education, economic difficulty, smoking status, anxiety and depression.
- TABLE 3
The association between the number of insomnia symptoms and incident asthma in the Nord-Trøndelag Health Study (HUNT) (1995–2008)
Subjects Asthma cases Model 1# p-value Model 2¶ p-value Model 3+ p-value Insomnia symptoms n 0 7329 234 Ref. Ref. Ref. 1 4941 191 1.23 (1.01–1.50) 0.04 1.18 (0.97–1.44) 0.09 1.14 (0.93–1.39) 0.20 2 2460 112 1.44 (1.14–1.81) <0.01 1.30 (1.03–1.64) 0.03 1.21 (0.95–1.53) 0.11 3 2511 149 1.90 (1.53–2.35) <0.01 1.70 (1.37–2.11) <0.01 1.49 (1.17–1.87) <0.01 Continuous 17 927 686 1.23 (1.15–1.32) <0.01 1.18 (1.10–1.27) <0.01 1.13 (1.05–1.22) <0.01 Data are presented as n or OR (95% CI), unless otherwise stated. Ref: reference. #: adjusted for age and sex; ¶: adjusted for age, sex, body mass index, education, economic difficulty and smoking status; +: adjusted for age, sex, body mass index, education, economic difficulty, smoking status, anxiety and depression.
- TABLE 4
The association between chronic insomnia and incident asthma in the Nord-Trøndelag Health Study (HUNT) (1984–2008)
Subjects Asthma cases Model 1# p-value Model 2¶ p-value Model 3+ p-value Chronic insomnia No 10 256 361 Ref. Ref. Ref. Yes 65 8 3.77 (1.65–7.53) <0.01 3.16 (1.37–6.40) <0.01 2.67 (1.15–5.45) 0.01 Data are presented as n or OR (95% CI), unless otherwise stated. Ref: reference. #: adjusted for age and sex; ¶: adjusted for age, sex, body mass index, education, economic difficulty and smoking status; +: adjusted for age, sex, body mass index, education, economic difficulty, smoking status, anxiety and depression.
Supplementary Materials
Supplementary Material
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Supplementary tables ERJ-01327-2016_Supplementary_tables
Supplementary Material
B. Brumpton ERJ-01327-2016_Brumpton
