Table 4.
Adult onset asthma | Stratified model | Joint model | |||||
---|---|---|---|---|---|---|---|
Characteristics | Yes (N=257) |
No (N=3151) |
Adj. RR | 95% (CI) | Adj. RR | 95% (CI) | |
Physically active and age at menarche | |||||||
Yes, >11 years | 199 (78.97) | 2576 (85.98) | Referent | Referent | Referent | Referent | |
Yes, ≤11 years | 53 (21.03) | 420 (14.02) | 1.6 | (1.19,2.15) | 1.58 | (1.18,2.13) | |
No, >11 years | 7 (77.78) | 173 (84.80) | Referent | Referent | 0.56 | (0.26,1.18) | |
No, ≤11 years | 2 (22.22) | 31 (15.20) | 2.21 | (0.51,9.59) | 0.95 | (0.24,3.65) | |
P-value for interaction | 0.943 | ||||||
Physically active and menstrual regularity | |||||||
Yes, regular menses | 212 (86.18) | 2556 (85.31) | Referent | Referent | Referent | Referent | |
Yes, irregular menses | 34 (13.82) | 440 (14.69) | Referent | (0.65, 1.32) | 0.93 | (0.65, 1.32) | |
No, regular menses | 2 (22.22) | 28 (13.73) | Referent | Referent | 0.52 | (0.25,1.10) | |
No, irregular menses | 7 (77.78) | 176 (86.27) | 1.11 | (0.22,5.67) | 0.89 | (0.23,3.41) | |
P-value for interaction | 0.668 | ||||||
Physically active and usual cycle length | |||||||
Yes,<36 days | 7 (77.78) | 186 (91.63) | Referent | Referent | Referent | Referent | |
Yes,≥36days | 2 (22.2) | 17 (8.37) | 2.51 | (0.58, 10.77) | 2.83 | (0.63,12.68) | |
No, <36days | 224 (91.06) | 2758 (92.55) | Referent | Referent | 2.80 | (0.95, 4.18) | |
No, ≥36 days | 22 (8.94) | 222 (7.45) | 1.16 | (0.76,1.78) | 2.33 | (1.01,5.36) | |
P-value for interaction | 0.262 |
Adjusted for age, race/ethnicity, BMI at age 18, educational status, smoking, parity, history of diabetes and history of hypertension, * physical activity for teen years (13– 17) years