Table 4.
Adjusted association between ever sexual intercourse and physical/psychological symptoms: by gender
| Physical/psychological symptoms |
||||
|---|---|---|---|---|
| Boys (n = 2,943) |
Girls (n = 3,168) |
|||
| Est. β (95% CI)a | p-valueb | Est. β (95% CI)a | p-Valueb | |
| Family composition | ||||
| Two biologic parents | Ref. | 0.047 | Ref. | <.001 |
| Stepfamily | 0.16 (0.01–0.31) | 0.38 (0.23–0.54) | ||
| Single parent | 0.23 (0.10–0.35) | 0.23 (0.10–0.36) | ||
| Other | 0.32 (−0.10 to 0.73) | 0.31 (−0.03 to 0.66) | ||
| Family SES | ||||
| Low | 0.17 (0.07–0.28) | 0.002 | 0.21 (0.09–0.33) | <.001 |
| Medium | 0.03 (−0.08 to 0.14) | 0.07 (−0.07 to 0.20) | ||
| High | Ref. | Ref. | ||
| Ever sexual intercourse | 0.12 (−0.04 to 0.28) | 0.148 | 0.48 (0.30–0.66) | <.001 |
| Country | ||||
| United States | Ref. | <.001 | Ref. | <.001 |
| Scotland | 0.38 (0.24–0.52) | 0.66 (0.50–0.82) | ||
| Finland | 0.61 (0.46–0.76) | 0.71 (0.54–0.87) | ||
| France | 0.59 (0.44–0.75) | 1.12 (0.96–1.29) | ||
| Poland | 0.58 (0.44–0.72) | 0.92 (0.76–1.08) | ||
| Interactions | ||||
| Ever sex × Scotland | −0.10 (−0.36 to 0.16) | 0.269 | −0.29 (−0.56 to −0.01) | 0.120 |
| Ever sex × Finland | 0.15 (−0.16 to 0.47) | −0.31 (−0.61 to −0.01) | ||
| Ever sex × France | −0.10 (−0.41 to 0.20) | −0.33 (−0.68 to 0.01) | ||
| Ever sex × Poland | 0.18 (−0.09 to 0.45) | −0.08 (−0.49 to 0.34) | ||
| Model fit | ||||
| R2 | 0.06 | 0.09 | ||
| F (df) | (14, 2928) 14.35 | <.001 | (14, 3153) 24.81 | <.001 |
a
Estimated beta coefficient from OLS regression
b
p-Value for joint test of significance with robust standard errors