Complication Exercise during pregnancy Preterm rates(%) Preterm Full-term Unadjusted Unadjusted Adjusted Adjusted
n n OR 95%CI OR 95%CI
Yes No 14.95 16 91 1.00 1.00
Yes 14.49 30 177 0.96 0.51-1.90 0.87 0.45-1.74
No No 4.81 87 1723 1.00 1.00
Yes 3.47 152 4225 0.71* 0.55-0.94 0.72* 0.55-0.95
Adjusted for maternal age, maternal occupation, parity, and family income. Adjusted for maternal age, maternal occupation, parity, and family income. Adjusted for maternal age, maternal occupation, parity, and family income. Adjusted for maternal age, maternal occupation, parity, and family income. Adjusted for maternal age, maternal occupation, parity, and family income. Adjusted for maternal age, maternal occupation, parity, and family income. Adjusted for maternal age, maternal occupation, parity, and family income. Adjusted for maternal age, maternal occupation, parity, and family income. Adjusted for maternal age, maternal occupation, parity, and family income. Adjusted for maternal age, maternal occupation, parity, and family income. Adjusted for maternal age, maternal occupation, parity, and family income.
P < 0.05, ** P <0.01, *** P <0.001 * P < 0.05, ** P <0.01, *** P <0.001 * P < 0.05, ** P <0.01, *** P <0.001 * P < 0.05, ** P <0.01, *** P <0.001 * P < 0.05, ** P <0.01, *** P <0.001 * P < 0.05, ** P <0.01, *** P <0.001 * P < 0.05, ** P <0.01, *** P <0.001 * P < 0.05, ** P <0.01, *** P <0.001 * P < 0.05, ** P <0.01, *** P <0.001 * P < 0.05, ** P <0.01, *** P <0.001 * P < 0.05, ** P <0.01, *** P <0.001