Table 3.
Logistic Regression estimates.
| Dose | Variable | Delayed n (%) |
Univariable OR (95 % CI) | Multivariable OR (95% CI) | |
|---|---|---|---|---|---|
| BCG | Sex | Male | 40 (6.5) | 0.52 (0.27–1.00) | |
| Creche* | Yes | 0.60 (0.24–1.30) | 0.74 (0.26–1.76) | ||
| Caregiver age* | 0.98 (0.94–1.03) | 1.00 (0.95–1.05) | |||
| Caregiver age category | Adult | 0.86 (0.24–5.49) | |||
| Education* | Higher | 0.76 (0.04–3.79) | 1.01 (0.05–6.08) | ||
| Highest grade | 1. 07 (0.86–1.38) | ||||
| SES* | Low | 0.99 (0.32–3.38) | 1.06 (0.32–3.84) | ||
| Lower-middle | 0.57 (0.08–2.75) | 0.64 (0.08–3.27) | |||
| Upper-middle | 1.06 (0.41–3.30) | 0.99 (0.36–3.26) | |||
| OPV 0 | Sex | Male | 43 (6.98) | 0.60 (0.32–1.12) | |
| Creche* | Yes | 0.88 (0.40–1.77) | 1.11 (0.45–2.47) | ||
| Caregiver age* | 0.98 (0.94–1.02) | ||||
| Caregiver age category | Adult | 0.59 (0.20–2.55) | |||
| Education* | Higher | 1.50 (0.23–5.46) | 1.80 (0.25–7.89) | ||
| Highest grade | 1.15 (0.92–1.49) | ||||
| SES* | Low | 0.67 (0.23–1.99) | 0.79 (0.26–2.51) | ||
| Lower-middle | 0.20 (0.01–1.18) | 0.23 (0.01–1.41) | |||
| Upper-middle | 0.79 (0.33–2.07) | 0.78 (0.31–2.21) | |||
| OPV 1 | Sex | Male | 76 (13.3) | 1.42 (0.86–2.36) | |
| Creche* | Yes | 0.59 (0.31–1.07) | 0.75 (0.38–1.40) | ||
| Caregiver age | 1.01 (0.98–1.04) | ||||
| Caregiver age category | Adult | 0.83 (0.30–2.91) | 1.09 (0.35–4.80) | ||
| Education* | Higher | 1.08 (0.25–3.32) | 1.24 (0.25–4.44) | ||
| Highest grade | 0.95 (0.82–1.12) | ||||
| SES* | Low | 0.75 (0.31–1.81) | 0.84 (0.34–2.13) | ||
| Lower-middle | 0.85 (0.29–2.36) | 0.98 (0.32–2.90) | |||
| Upper-middle | 0.86 (0.42–1.87) | 0.95 (0.44–2.18) | |||
| Rotavirus 1 | Sex | Male | 77 (15.6) | 0.99 (0.61–1.63) | |
| Creche* | Yes | 0.78 (0.43–1.42) | 1.10 (0.57–2.03) | ||
| Caregiver age | 0.99 (0.95–1.02) | ||||
| Caregiver age category | Adult | 0.29 (0.12–0.72) | 0.33 (0.13–0.94) | ||
| Education* | Higher | 0.35 (0.02–1.80) | 0.36 (0.02–2.04) | ||
| Highest grade | 1.06 (0.89–1.29) | ||||
| SES* | Low | 0.45 (0.18–1.12) | 0.41 (0.16–1.06) | ||
| Lower-middle | 0.54 (0.13–1.73) | 0.47 (0.11–1.54) | |||
| Upper-middle | 0.82 (0.41–1.75) | 0.74 (36–1.61) | |||
| DTP/IPV/HIB 1 | Sex | Male | 87 (14.5) | 1.23 (0.77–1.96) | |
| Creche* | Yes | 1.40 (0.85–2.27) | 1.52 (0.87–2.61) | ||
| Caregiver age | 1.02 (0.99–1.04) | ||||
| Caregiver age category | 0.81 (0.32–2.47) | 0.85 (0.31–3.03) | |||
| Education* | Higher | 0.62 (0.10–2.20) | 0.34 (0.02–1.82) | ||
| Highest grade | 1.03 (0.88–1.21) | ||||
| SES* | Low | 0.75 (0.33–1.76) | 0.69 (0.27–1.57) | ||
| Lower-middle | 0.83 (0.29–2.25) | 0.68 (0.23–1.92) | |||
| Upper-middle | 0.10 (0.51–2.08) | 0.89 (0.44–1.89) | |||
| Hepatitis B1 | Sex | Male | 56 (9.67) | 0.93 (0.54–1.63) | |
| Race | Coloured | 0.82 (0.45–1.46) | |||
| Creche* | Yes | 0.49 (0.22–0.98) | 0.59 (0.23–1.31) | ||
| Caregiver age | 1.03 (0.99–1.06) | ||||
| Caregiver age category | Adult | 0.79 (0.26–3.44) | 0.98 (0.27–6.32) | ||
| Education* | Higher | 1.72 (0.39–5.36) | 1.82 (0.36–6.98) | ||
| Highest grade | 0.93 (0.78–1.12) | ||||
| SES* | Low | 0.51 (0.19–1.34) | 0.62 (0.22–1.74) | ||
| Lower-middle | 0.58 (0.15–1.89) | 0.55 (0.11–2.09) | |||
| Upper-middle | 0.57 (0.26–1.32) | 0.64 (0.28–1.60) | |||
| PCV 1 | Sex | Male | 101 (18.5) | 1.13 (0.73–1.76) | |
| Creche* | Yes | 1.07 (0.63–1.76) | 1.23 (0.69–2.15) | ||
| Caregiver age | 1.00 (0.98–1.04) | ||||
| Caregiver age category | Adult | 0.83 (0.34–2.31) | 0.93 (0.35–2.90) | ||
| Education* | Higher | 0.24 (0.01–1.18) | 0.28 (0.02–1.55) | ||
| Highest grade | 1.00 (0.86–1.17) | ||||
| SES* | Low | 1.11 (0.51–2.50) | 0.98 (0.44–2.26) | ||
| Lower-middle | 1.16 (0.41–3.12) | 0.84 (0.28–2.39) | |||
| Upper-middle | 1.21 (0.62–2.53) | 1.10 (0.55–2.34) | |||
| DTP/IPV/HIB 2 | Sex | Male | 139 (25.9) | 1.19 (0.81–1.77) | |
| Creche* | Yes | 0.86 (0.55–1.32) | 0.95 (0.58–1.54) | ||
| Caregiver age | 0.99 (0.97–1.02) | ||||
| Caregiver age category | Adult | 0.79 (0.32–2.10) | 0.82 (0.30–2.45) | ||
| Education* | Higher | 0.71 (0.20–2.01) | 0.69 (0.15–2.42) | ||
| Highest grade | 0.89 (0.78–1.02) | ||||
| SES* | Low | 1.26 (0.63–2.57) | 1.12 (0.54–2.37) | ||
| Lower-middle | 0.62 (0.22–1.60) | 0.63 (0.21–1.68) | |||
| Upper-middle | 1.47 (0.80–2.79) | 1.48 (0.77–2.81) | |||
| Hepatitis B2 | Sex | Male | 80 (15) | 1.26 (0.78–2.05) | |
| Creche* | Yes | 0.52 (0.28–0.93) | 0.68 (0.33–1.32) | ||
| Caregiver age | 0.99 (0.97–1.03) | ||||
| Caregiver age category | Adult | 0.51 (0.20–1.45) | 0.60 (0.20–2.19) | ||
| Education* | Higher | 1.08 (0.25–3.35) | 1.40 (0.29–5.25) | ||
| Highest grade | 0.87 (0.75–1.00) | ||||
| SES* | Low | 0.89 (0.40–2.04) | 0.94 (0.40–2.28) | ||
| Lower-middle | 0.33 (0.07–1.11) | 0.40 (0.08–1.43) | |||
| Upper-middle | 0.72 (0.35–1.56) | 0.73 (0.34–1.67) | |||
| DTP/IPV/HIB 3 | Sex | Male | 163 (34.6) | 1.37 (0.93–2.03) | |
| Creche* | Yes | 0.81 (0.53–1.23) | 0.82 (0.50–1.35) | ||
| Caregiver age | 1.00 (0.98–1.03) | ||||
| Caregiver age category | Adult | 0.70 (0.27–1.87) | 0.50 (0.15–1.55) | ||
| Education* | Higher | 1.12 (0.39–3.22) | 1.13 (0.27–4.31) | ||
| Highest grade | 0.89 (0.78–1.02) | ||||
| SES* | Low | 0.97 (0.47–2.02) | 0.93 (0.44–2.03) | ||
| Lower-middle | 0.61 (0.24–1.51) | 0.52 (0.18–1.38) | |||
| Upper-middle | 1.24 (0.66–2.41) | 1.34 (0.69–2.66) | |||
| Hepatitis B3 | Sex | Male | 105 (22.3) | 1.34 (0.86–2.10) | |
| Creche* | Yes | 0.39 (0.22–0.66) | 0.48 (0.22–0.86) | ||
| Caregiver age | 1.01 (0.99–1.05) | ||||
| Caregiver age category | Adult | 0.42 (0.16–1.18) | 0.32 (0.10–1.06) | ||
| Education | Higher | 0.59 (0.09–2.24) | |||
| Highest grade* | 0.85 (0.74–0.98) | 0.84 (0.71–1.00) | |||
| SES* | Low | 1.00 (0.46–2.23) | 0.66 (0.26–1.65) | ||
| Lower-middle | 0.44 (0.13–1.29) | 0.30 (0.06–1.07) | |||
| Upper-middle | 0.86 (0.43–1.81) | 0.71 (0.33–1.60) | |||
| PCV 2 | Sex | Male | 117 (27.8) | 1.01 (0.66–1.58) | |
| Creche* | Yes | 0.56 (0.32–0.94) | 0.58 (0.30–1.10) | ||
| Caregiver age | 1.02 (0.99–1.05) | ||||
| Caregiver age category | Adult | 0.55 (0.20–1.59) | |||
| Education | Higher | 0.66 (0.15–2.22) | |||
| Highest grade* | 0.78 (0.66–0.92) | 0.81 (0.66–1.00) | |||
| SES* | Low | 2.47 (1.06–6.15) | 1.75 (0.66–4.90) | ||
| Lower-middle | 1.02 (0.31–3.23) | 1.20 (0.35–4.02) | |||
| Upper-middle | 2.36 (1.10–5.52) | 2.25 (0.99–5.64) | |||
| Rotavirus 2 | Sex | Male | 91 (23.5) | 0.84 (0.45–1.59) | |
| Creche* | Yes | 0.55 (0.23–1.17) | 0.79 (0.32–1.80) | ||
| Caregiver age | 0.96 (0.92–1.00) | ||||
| Caregiver age category * | Adult | 0.30 (0.10–0.99) | 0.45 (0.12–2.17) | ||
| Education* | Higher | 0.62 (0.03–3.31) | 0.74 (0.04–4.58) | ||
| Highest grade | 1.08 (0.87–1.39) | ||||
| SES* | Low | 0.44 (0.13–1.41) | 0.44 (0.13–1.44) | ||
| Lower-middle | 0.40 (0.06–1.83) | 0.40 (0.05–1.87) | |||
| Upper-middle | 0.75 (0.30–2.04) | 0.76 (0.30–2.11) | |||
| Measles 1 | Sex | Male | 70 (22.3) | 0.96 (0.56–1.65) | |
| Creche* | Yes | 0.78 (0.44–1.36) | 0.99 (0.49–1.98) | ||
| Caregiver age | 1.01 (0.87–1.06) | ||||
| Caregiver age category * | Adult | 0.96 (0.22–6.67) | 0.63 (0.10–4.97) | ||
| Education | Higher | 0.28 (0.02–1.47) | |||
| Highest grade* | 0.86 (0.72–1.04) | 0.91 (0.71–1.16) | |||
| SES* | Low | 3.04 (0.98–11.54) | 2.60 (0.64–13.36) | ||
| Lower-middle | 0.99 (0.18–4.88) | 1.24 (0.20–7.55) | |||
| Upper-middle | 3.90 (1.41–13.84) | 4.39 (1.37–19.71) | |||
| PCV 3 | Sex | Male | 55 (22.7) | 0.94 (0.51–1.73) | |
| Creche* | Yes | 0.95 (0.49–1.81) | 1.01 (0.42–2.34) | ||
| Caregiver age | 1.01 (0.97–1.05) | ||||
| Caregiver age category * | Adult | 2.30 (0.40–43.59) | 1.51 (0.21–30.70) | ||
| Education | Higher | 1.06 (0.15–4.77) | |||
| Highest grade* | 0.89 (0.72–1.11) | 1.10 (0.81–1.53) | |||
| SES* | Low | 3.00 (0.92–11.81) | 5.09 (1.15–28.17) | ||
| Lower-middle | 1.45 (0.26–7.47) | 1.23 (0.15–8.55) | |||
| Upper-middle | 2.11 (0.72–7.76) | 2.82 (0.83–13.12) | |||
| DTP/IPV/HiB 4 | Sex | Male | 47 (28.1) | 0.72 (0.36–1.44) | |
| Creche* | Yes | 0.48 (0.23–0.98) | 0.53 (0.19–1.37) | ||
| Caregiver age* | 1.02 (0.97–1.07) | 0.10 (0.97–1.09) | |||
| Education* | Higher | 0.59 (0.09–2.56) | 1.17 (0.14–8.15) | ||
| Highest grade | 1.08 (0.85–1.40) | ||||
| SES* | Low | 0.64 (0.17–2.30) | 0.35 (0.19–2.93) | ||
| Lower-middle | 1.20 (0.30–4.79) | 0.76 (0.42–9.35) | |||
| Upper-middle | 0.42 (0.13–1.33) | 1.96 (0.14–1.55) | |||
| Measles 2 | Sex | Male | 49 (29.3) | 0.82 (0.41–1.63) | |
| Creche* | Yes | 0.49 (0.24–0.99) | 0.37 (0.14–0.92) | ||
| Caregiver age* | 1.02 (0.98–1.08) | 1.05 (0.99–1.12) | |||
| Education* | Higher | 0.67 (0.06–3.02) | 1.77 (0.18–17.78) | ||
| Highest grade | 1.08 (0.85–1.39) | ||||
| SES* | Low | 1.03 (0.26–4.29) | 1.30 (0.30–5.88) | ||
| Lower-middle | 1.65 (0.37–7.70) | 2.64 (0.52–14.42) | |||
| Upper-middle | 1.32 (0.41–4.75) | 1.53 (0.45–5.86) | |||
*
Variables adjusted for in multivariable analysis