Table 2.
IWQOL‐Lite‐CT exploratory factor analysis factor loadings (SEs) at week 28 and week 52: Study 1 (NCT02453711)
| IWQOL‐Lite‐CT item | Week 28 two factors | Week 52 two factors | ||
|---|---|---|---|---|
| 1 | 2 | 1 | 2 | |
| Trouble bending over | 0.92 (0.04) | −0.06 (0.04) | 0.82 (0.05) | 0.09 (0.06) |
| Tired or winded | 0.91 (0.04) | −0.02 (0.05) | 0.88 (0.05) | 0.03 (0.05) |
| Unable to stand comfortably | 0.88 (0.05) | −0.09 (0.05) | 0.96 (0.04) | −0.17 (0.03) |
| Uncomfortable in small seats | 0.55 (0.06) | 0.33 (0.06) | 0.56 (0.07) | 0.34 (0.07) |
| Bodily pain | 0.53 (0.07) | 0.21 (0.07) | 0.63 (0.07) | 0.16 (0.08) |
| Self‐conscious eating in social settings | 0.27 (0.07) | 0.56 (0.06) | 0.22 (0.08) | 0.66 (0.07) |
| Less confident | 0.05 (0.05) | 0.84 (0.03) | 0.02 (0.04) | 0.93 (0.03) |
| Feel judged by others | 0.05 (0.05) | 0.85 (0.04) | 0.08 (0.05) | 0.87 (0.04) |
| Less important/worthy of respect | 0.00 (0.05) | 0.88 (0.04) | 0.09 (0.06) | 0.83 (0.04) |
| Frustrated shopping for clothes | 0.05 (0.06) | 0.79 (0.04) | 0.21 (0.06) | 0.74 (0.05) |
| Feel bad or upset about pictures of self | −0.01 (0.04) | 0.90 (0.03) | −0.02 (0.04) | 0.95 (0.03) |
| Down or depressed about weight | −0.01 (0.04) | 0.86 (0.03) | −0.05 (0.04) | 0.96 (0.03) |
| Less interested in sexual activity | 0.04 (0.06) | 0.75 (0.05) | 0.233 (0.06) | 0.63 (0.06) |
| Avoid social gatherings | 0.12 (0.07) | 0.73 (0.06) | 0.18 (0.07) | 0.72 (0.07) |
| Less productive | 0.43 (0.06) | 0.53 (0.06) | 0.42 (0.07) | 0.57 (0.07) |
| Lack energy | 0.43 (0.05) | 0.56 (0.05) | 0.45 (0.05) | 0.53 (0.05) |
| Not physically active | 0.41 (0.06) | 0.49 (0.06) | 0.52 (0.06) | 0.40 (0.07) |
| Unable to walk far/quickly | 0.64 (0.06) | 0.30 (0.06) | 0.76 (0.05) | 0.14 (0.06) |
| Worried about health | 0.39 (0.06) | 0.50 (0.06) | 0.30 (0.06) | 0.56 (0.05) |
| Decreased self‐esteem | −0.09 (0.04) | 0.98 (0.02) | −0.10 (0.08) | 0.99 (0.03) |
| Self‐conscious about weight | −0.10 (0.04) | 0.98 (0.02) | −0.15 (0.03) | 1.10 (0.02) |
| Frustrated or upset about weight | −0.08 (0.03) | 0.99 (0.02) | −0.06 (0.04) | 0.97 (0.02) |
Note: One item (“I get frustrated choosing what to wear”) was eliminated prior to the evaluation based on qualitative data.
Abbreviation: IWQOL‐Lite‐CT, Impact of Weight on Quality of Life‐Lite Clinical Trials Version.